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2340= 543= 1830= 6030= 7050= 25050= 1460= 8040= 1850= 1630= 1.25+2.3= 35.7-2.4= 12.3+4.06= 0.75+0.4= 1.34+0.8= 9.5-2.7= 1.8+8.18= 7.82-7.2= 8.7+0.03= 2.7+3.9= 9.3-8.8= 1.9+25.79= 4.5-3.26= 5.1-1.9= 2.2+5.7= 4.8-2.5= 18.3-3.7= 2.9+15.9= 6.3+3.6= 6.7-4.5= 6.8-0.7= 27.3+2.15= 23.5+1.68= 53.16+3.54= 6.6-3.7= 7.2-2.7=12.3+3.7= 5.3+4.47= 2.8+1.9= 3.2+12.76= 3.25-0.12= 4.5-2.1= 5.8+6.9= 1.5+4.85= 16.8+5.4= 3.6-1.3= 24.6+2.4= 8.1+1.2= 2.45+5.5= 0.5+2.6=93.1-20.9= 53.4-2.4= 5-0.08= 96.3-56.2=136.5-105= 73.4+52.1= 79.2+56.8= 7.21+6.9=1.64+2.35= 6.72-3.28= 35.7-2.4= 4.5-3.26=5.1-1.9= 2.2+5.7= 64080= 155= 233= 1225= 48080= 165= 273= 9015= 484= 64016= 393= 2420= 323= 4816= 128= 273= 5614= 248= 142= 8345= 56080= 9624= 4020= 4030= 3726= 7639= 60559= 3023= 128= 2732= 4827= 450020= 7315= 120600= 200360= 6800400= 280+270= 42500= 600040= 51280= 31070= 第三周40014= 470+180= 100025= 160600= 20420= 290300= 8100300= 7600200= 930-660= 7600400= 680+270= 98014= 420030= 61300= 130050= 20048= 530+280= 9200400= 84021= 180500= 8000500= 190020= 200160= 8700300= 300330= 31400= 700014= 60012= 960080= 140300= 880040= 9600800= 750290= 5490= 第四周76020= 7500500= 370200= 65013= 86004200= 2404= 64080= 1510= 16030= 2506=7200+900= 410-201= 1258= 4820= 6600600=390+140= 1180= 2450= 3600400= 400050=第五周4.8-2.5= 18.3-3.7= 2.9+15.9= 6.3+3.6= 6.7-4.5=6.8-0.7= 0.2-0.09= 2+9.1= 0.89-0.25= 1-0.55=20.22+0.78= 2-0.75= 5.78-0.24= 0.42+10.68=8.34-6.22=第七周6.37+4.55= 320X5=120X8= 9X470=310X5= 6X150= 390X5= 2X570=6X270= 270X2=940X3=700X8=4X280= 6X660=2X880= 6X230= 8X800= 7X210=860X6= 6X930=480X9=6X280=240X3= 7X130=2X450= 9X390= 9X780= 270X5=5X690= 790X6=720X9=8X920=4X980= 340X7=4X710= 8X730= 900X2= 170第八周X9=9X970= 4X590=3X860=290X4=7X630= 960X7=860X9= 8X680= 340X2= 5X490=5X500= 6X470=560X3=5X300=5X180= 8X300=820X8= 9X150= 140X7= 3X420=480X6= 530X4=390X2=810X8=8X180= 2X950=670X9= 360X9= 400X9= 2X760=9X350= 430X8=670X6=850X4=320X3= 3X550=4X330= 980X9= 560X6= 940第九周X8=920X7= 7X510=200X2=8X490=7X250= 7X320=770X2= 2X330= 4X520= 410X9=730X4= 680X3=2X180=550X6=6X970= 2X840=770X5= 970X5= 5X370= 620X8=990X6= 4X780=940X6=第十周27.3+2.15= 23.5+1.68= 53.16+3.54= 6.6-3.7=7.2-2.7= 12.3+3.7= 5.3+4.47= 2.8+1.9=3.2+12.76= 3.25-0.12= 53070= 42090= 960030= 7700= 203+98= 1800300= 240+570= 4800400= 370+580= 580-490= 910370= 2508= 270190= 3602= 7525= 33011= 6800= 54009= 42060= 9800= 3330= 3007= 9500= 39013= 6300700= 370560=第十一周5600700= 480012= 35007= 520+49045090 80330 70700 700070 400080 2400200 42090 170320 100051 520260910190 35200 22200 8800400 9300300 6300 1800200 930030 28040 30419939026 125050 2140 6600220 760198 660220 500050 10091 753299 70007020040 18030= 24040= 352= 1407= 136= 第十二周2803= 3502= 5011= 2506=7200+900= 410-201= 1258= 4820= 6600600= 390+140= 1180= 2450= 3600400= 400050=53070= 42090= 960030= 7700= 203+98= 1800300= 240+570= 4800400= 370+580= 580490=910370= 258= 270190= 362= 7525= 33011= 6800= 54009= 42060= 9800=3330= 3007= 9500= 39013= 6300700= 5600700= 第十三周480012= 35007= 370560= 520490= 45090 80330 70700 700070 400080 2400200= 42090 170320 520260= 910190=35200 22200 8800400= 9300300= 6300 1800200 930030 28040 304199 39026125050 2140 6600220= 760198= 660220 500050 10091 753299 1740 10063 7515 4.4+15.99= 88-69.21=63.1-11= 0.48+0.52= 1-0.98= 3.7+4.8= 8.36+0.64=3.6+0.87= 8.16+3.7= 0.33+9.8= 81090= 63070= 10020= 72090= 24080= 6010= 15030= 45090= 36090= 21070=32040= 45090=第十四周16040= 36060= 18090= 15050=32080= 40050= 36060= 4020=72080= 48080= 35070= 7010=10050= 64080= 8040= 10050=20040= 30060= 14070=54090=16040= 24040= 18060= 63070=54060= 36030= 40050= 18090=18030= 48060= 40050= 8040=57030= 72060= 90030= 16080=42070= 96060= 42060= 90050= 42010= 62020=24080= 40040= 63030=95010= 74010=84030= 68040= 8226= 38020= 62010= 30050= 14070= 30010= 94010= 36040=84030= 68040= 第十五周26= 29) 38020= 30) 30050=31) 85010= 32) 9606= 33) 99090= 34) 21010= 35) 24060=36) 53010= 37) 30050= 38) 85010= 39) 9606= 40) 99090=41) 21010= 42) 30050= 43) 96080= 44) 18090= 45) 30050=46) 96080= 47) 18090= 48) 98070= 49) 24080= 50) 28040=51) 98070= 52) 40080= 53) 97010= 54) 27030= 55) 100050=56) 40080= 57) 97010= 58) 27030= 59) 100050= 60) 67010=61) 18030= 62) 22020= 63) 49070= 64) 35010= 65) 99010=66) 86020= 67) 96030= 68) 88040= 69) 48020= 70) 67010=71) 18030= 72) 22020= 73) 49070= 74) 35010= 75) 99010=76) 86020= 77) 68020= 78) 30060= 79) 90010= 80) 90020=81) 77010= 82) 69030= 83) 9906= 84) 95050= 85) 6030=86) 26010= 87) 54060= 88) 58010= 89) 26020= 90) 68020=91) 30060= 92) 90010= 93) 90020= 94) 77010= 95) 69030=96) 9906= 97) 95050= 98) 36060= 99) 47010= 100) 100010=54090= 47) 40/20= 48) 60/20= 49) 90/10= 50) 140/20=51) 270/90= 52) 630/70= 53) 270/90= 54) 250/50= 55) 490/70=56) 420/70= 57) 40/10= 58) 90/10= 59) 100/20= 60) 20/10=61) 200/50= 62) 630/70= 63) 420/60= 64) 270/30= 65) 720/90=66) 30/10= 67) 320/40= 68) 630/90= 69) 60/10= 70) 270/30=71) 350/50= 72) 360/90= 73) 140/20= 74) 450/90= 75) 140/70=76) 160/20= 77) 420/60= 78) 300/60= 79) 80/20= 80) 160/80=81) 40/20= 82) 560/80= 83) 450/90= 84) 320/40= 85) 450/90=86) 80/20= 87) 40/10= 88) 200/40= 89) 270/30= 90) 630/70=91) 140/20= 92) 540/60= 93) 300/50= 94) 360/40= 95)第十七周 540/60=96) 720/90= 97) 150/30= 98) 210/70= 99) 360/40= 100) 420/60=12.3+4.06= 0.75+0.4= 1.34+0.8= 9.5-2.7=1.8+8.18= 7.82-7.2= 8.7+0.03= 2.7+3.9=9.3-8.8= 1.9+25.79= 7.85+3.4= 3.07+3.65=1.83+2.7= 13.8+9.9= 4.29+2.1= 8.3-2.63=1.7+0.43= 5-0.44= 12.6+3.42= 19.8-5.6=14-0.14= 4.64+15.36= 0.99+1.8= 2.56-0.37=3.9+2.03= 2.14-0.9= 7.55-4.1= 0.87+5.68=13.3-5.28= 7.87+5.66= 62.3-1.25= 5.7-0.93= 10.5-3.25= 6.4+1.89=4.1+28.9= 25.13-1.8= 5.87+35.26= 3.08+5.83=5.62-4.2= 16.52-1.08= 35.85+8.04= 30.07+39.65=11.83+62.7= 3.8+9.9= 54.29+27.1= 98.3-2.3=10.7+0.93= 5.64-0.44= 1.6+68.42= 85.8-56.6=20.2-7.09= 24+9.18= 10.89-10.25= 1.1-0.55=2.22+0.8= 2.2-0.75= 54.78-10.24= 50.42+20.98=2.34-1.2= 66.37+8.5= 8.02+15.28= 108.5-35.05= 0.32+1.57= 9.25+2.25=9.23+4.52=24.8+1.46=5.58+1.89=0.78+2.2=0.8-0.45=6.45-3.29=92.7-0.05=87.68-20.7=75.8-17.5=42.5-23.65=56.2+9.38=67.3+23.92=4.72+8.49=5.63+1.27=9.06-1.59=7.95-4.9=8.02+5.08=18.5-5.07=4.32+18.7=5.65+8.95=7.3+49.52=54.8+9.4=6.8+89.8=0.78+2.2=0.6-0.59=66.5-3.2=55.63-5.6=11.3+80=15.6-4.4=8.4+35.76=8.8-2.69=62.9-2.17=6.08+12.3=3.9+1.32=15.78+23.9=4.5-1.5=3.7+7.25=64.79-8.67=5.3+19.45=4.86-0.42=3.06+8.45=4.64+2.36=7.8+45.22=1.8+5.75=0.63+4.5=29.9+5.6= 4.78+3.94=98.8+0.08=47.3+5.04=33.1-7.65=6.07-5.63=56.3-28.7=1.62-1.58=2.15+10.86=81.1-14.9=4.2+3.76=12.7-0.55=7.68-2.74=5.58-1.75=12.45-0.65=6.32+8.3=27.3+73.2=4.22+8.46=5.63+1.25=9.36-1.59=7.65-4.19=3.9+7.5=16.9-1.79=5.63+9.5=4.6-0.52=3.56+5.75=2.64+2.36=76.8+5.2=1.5+5.5=0.68+4.85=39.7+5.06= 2.42+0.59=57.5+1.36=6.09+8.04=4.98+1.89=6.4+53.6=32.01+5.05=24.4-15.5=3.6+20.02=41.2-2.66=4.4+7.68=92.7-0.05=87.68-20.7=75.8-17.5=42.5-23.65=56.2+9.38=67.3+23.92=4.72+8.49=5.63+1.27=9.06-1.59=7.95-4.9=2.42+0.59=57.5+1.36=6.09+8.04=4.98+1.89=6.4+53.6=32.01+5.05=24.4-15.5=3.6+20.02=41.2-2.66=4.4+7.68= 55.63-5.6=11.3+80=15.6-4.4=8.4+35.76=8.8-2.69=62.9-2.17=6.08+12.3=3.9+1.32=15.78+23.9=4.5-1.5=4.78+3.94=98.8+0.08=47.3+5.04=33.1-7.65=6.07-5.63=56.3-28.7=1.62-1.58=2.15+10.86=81.1-14.9=4.2+3.76=2.32+0.59=6.5+18.9=6.9+8.4=4.9+1.87=6.5+13.56=33.51+5.5=48.43-15.65=3.36+0.92=41.92-2.6=4.5+17.58= 5.63-5.21=1.3+8.56=14.6-0.34=8.24+3.76=8.88-2.69=42.5-22.17=6.2+12.63=3.8+1.37=15.28+28.99=4.65-1.15=4.08+3.96=28.8+3.58=45.03+5.4=34.71-5.65=68.07-5.63=6.3-2.07=51.62-16.58=22.15+16.96=51.16-14.6=4.6+3.76=3.94+35.6=41.43+22.68=7.08+28.95=28.3+1.95=19.29-9.3=6.8-5.05=25.63-7.52=25.9+31.1=99.1+1.9=35.5+25.4= 32.5+6.84=35.43-15.3=101.7-81.65=17.26+56.17=53.69+39.05=8.99+58.06=26.5-15.7=27.37+6.58=50.43-34.4=13.29+25.58=四年级口算(七)11.3+31.25=9.37-6.8=44.9-31.9=20.1-19.9=71.4+22.57=7.06+2.87=0.8+82.2=2.55+9.45=51.9-21.8=29.4-8.83=四年级口算(八)5.12+7.84=7.56+4.36=81.9-56.45=35-15.6=18.26+3.8=71.05+2.25=40-27.35=16.09+7.01=3.46+5.05=11.16-2.36= 145.8-15.3=128.9-17.7=35.5+41.9=13.56+24.44=33.8-25.6=158.3-38.2=4.97+7.29=18.9+27.1=0.9+121.1=96.7+16.3=23.5-4.05=5.4+73.65=1.8+3.09=75.9-38.7=51.2-11.2=22.13+4.07=76-47.88=39.1+2.09=48.6-47.9=1.6+20.47= 211.9-11.8=31.7+57.7=9.81-0.09=28.23-2.02=198.3-25.1=132.8-59.8=91.9-21.1=9.28+1.69=59.9+41.1=97.8+14.55=29.8-3.5=57.62+5.5=0.95+9.65=36.9+6.1=30.5-15.6=9.05-3.4=26.7+13.3=41.9-5.8=16.89-2.46=85.6-45.1=7.94+18.5=4.28-1.93=9.53+3.3=36.1-31.4=5.02+3.73=44.6-15.15=21.2+58.36=9.07+48.1=17.6-6.29=13.47+85.4= 3.29+12.5=62.3-33.75=4.83+10.51=13.98+16.3=6.03-3.7=9.84-2.77=8.15+32.5=35.82-5.67=5.69+17.2=4.25-2.11=四年级口算(九)80.09-14.49=11.89+7.74=8.41-1.16=4.05+44.83=57.63-40.43=25.54-17.32=4.46+36.8=25.64-5.01=34.9+35.5=74.32-8.75=四年级口算(十)5.93+6.13=37.5-4.06=10.73-2.19=14.01+3.99=8.63-7.73=27.9+25.55=11.43+8.34=26.8-17.06=67.1-49.05=13.74+9.53= 7.25+5.23=3.84-3.48=9.15-7.4=4.42+16.34=33.46-16.06=8.74+13.82=3.36-3.29=46.1+6.95=17.01-3.72=29.22+6.33=83.2-7.9=47.2-19.6=39.8+6.79=9.11+15.9=85.2-59.3=3.17+5.6=6.9-1.15=8.75+6.7=4.78+19.4=43.2-35.5= 4.47+9.64=69.2-30.4=16.08+7.78=12.25-7.62=36.28+24.9=51-35.6=6.11-2.2=4.86+17.4=65.16-30.01=34.9+9.09=3.92-2.1=16.3+28.1=3.57+11.5=34.1-12.05=10.37+8.6=39.5-7.2=28.04-5.8=2.37+6.94=61-10.7=8.46+5.38=5.36+4.1=14.8+16.2=15.16-2.4=16.18+45.96=0.51+2.86=11.52+22.74=31.26-2.9=32.6+5.97=31.28+13.82=22.81-10.92= 50.36+15.63=2.6+16.44=21.55+20.6=5.66+1.44=1.69+5.88=51.26+5.8=27.3+4.4=53.6-16.83=22.54+6.66=13.2-1.66=四年级口算(十一)24.5-1.9=51.62-2.8=23.4-12.48=4.56+12.56=46.25-5.6=23.56+12.45=22.11-3.87=63.25-7.78=24.26+15.83=18.37+15.7=四年级口算(十二)1.83+9.26=13.02+5.99=31.24-16.5=10.33-7.7=16.5+43.25=60.03+19.57=16.59-1.66=43.33-5.6=28.16-6.9=38.19-2.6= 13.8+37.85=17.51-3.6=55.16-22.37=2.37+1.68=73.28+1.44=30.73+9.5=13.6-12.69=41.52-23.51=23.6-1.77=30.26-16.45=2.77-1.78=16.73-8.16=36.45+17.49=29.4-1.66=43.16-8.8=26.5-13.66=55.1-44.9=36.45+3.55=6.69+1.8=55.33-6.9= 20.88-19.5=12.34+23.45=32.14+5.6=47.11-28.22=25.36-23.79=5.3-2.89=2.09+43.6=16.25+8.67=13.44-2.48=49.2-13.61=13.16+8.48=11.04+6.98=1.3+9.77=7.8+13.22=16.88-7.91=31.55-8.6=3.68+16.33=15.6+15.06=15.32-6.83=38.38-46.46=12+8.2=25.7-6.2=3.48+6.6=2-1.07=2.31+8.49=23-0.3=11-1.1=17.3-0.6=8.8+32.2=7.6+3.12= 2.3+26.52=16.4-3.5=9.9+2.01=1.9+9.3=2.3+4.5=2.4+5.27=1.4+46.6=3.6+23.9=4.09+2.6=6.9+2.01=四年级口算(十三)31.9-1.8=9.7+32.3=51.2+0.12=2.34+3.4=0.11+4.2=8.12-0.82=31.8-0.9=42.9+6.5=5.36+6.7=4.4+6.57=四年级口算(十四)3.5+16.8=2.5+7.05=4.5-3.9=3.07+4.98=7.6-3.26=4.9+24.1=3.7-0.07=9.7+3.03=2.8+4.08=5.4+8.7= 6.87+2.2=5.3+23.7=9.5-0.05=0.34+12.6=8.9+0.21=4.6+23.45=1.09+9.6=8.7+9.6=34.7+3.3=8.4-4.6=25.8-4.5=3.1+3.9=7.5+41.5=6.12-6.1=64.7+0.5=31-0.8=22.8+4.9=7.6+1.9=2.5-0.05=3.6-0.09= 3.9+8.1=9.8+1.6=11-0.67=3.3+7.68=6.5+6.05=5.9+3.1=6.1+3.8=5.4-4.6=2.13+2.7=4.9+2.6=15-1.6=1.02+2.8=5.3-3.5=4.4+1.6=6.06+3.4=35.4+7.6=7.7-0.8=18-0.9=3.3+3.06=5.4+2.66=5.86-0.8=10-0.25=5.5+5.75=6.1+1.9=0.7+30.5=2.5-1.3=15.4-0.6=4.3+5.6=1.8+5.57=10.6-0.3= 6.3+4.56=25.4-3.5=19.8+3.3=6-0.35=7.3-0.7=2.5+5.63=13.4+6.5=18-0.8=2.4-2.02=1.6+21.34=四年级口算(十五)3.3+4.5=2.5+0.75=5.4-0.3=9.2+0.08=12.5-6.5=7.1+42.9=5.6+5.5=3.2-3.01=6.45+2.5=2.9+1.2=四年级口算(十六)5.3+23.7=10.2-0.5=1.4+6.06=47.9-10.9=2.3+8.77=11.2-2.4=38-16.5=9.9+12.1=29.8+10.2=17.8-2.9= 2.3+0.07=6.04+3.96=7.2-6.8=10-3.5=3.4-2.9=13.6-8.6=27.6-6.6=8-0.4=7.7-3.9=5.8+3.2=0.8-0.3=6.25-3.2=18-0.58=13.8+1.9=41.5-3.8=3.56+6.4=41.5+3.7=4.7-2.65=43.19+5.1=52.7+7.53= 1.23+0.77=4.3-3.4=1.39+8.7=1.81+3.3=8.9+2.1=3.6-24.8=1.72+6.7=12-1.2=9.5+0.9=5.9-2.2=25.3+6.6=16-0.53=37.5+4.61=7.58+0.3=12.5-2.7=10-7.6=22.9-2.8=1.18+20.9=56.8-3.9=35-4.5=2.5+9.45=6.35-1.5=53.6-15.4=8.08+2.02=4.19-2.1=2.27-0.5=3.12+5.19=37.15+2.85=5.41+42.6=45.2-15.2= 14.41+2.09=26.1-19.4=6.45+25.3=14.29+5.11=37.15-45.02=12.5+5.64=23.05-16.02=5.93-3.6=11.3+23.65=9.17-5.06=四年级口算(十七)45.1-25.1=9.58+4.3=26.1+4.59=4.6+18.67=4.85+2.5=3.3+9.8=34.5-21.6=8.66-2.46=28.5-3.8=四年级口算(十八)25.6+14.4=75.6-26.4=3.07+20.5=20.3-17.1=24.3-12.24=28.25+3.15=31.26-12.5=4.66+12.4=16.72+0.6=30.1-10.05=23.9+7.88= 25.4-6.2=7.51+3.8=8.46-5.41=42.1-6.1=6.55-4.24=5.09-3.4=24.1+12.34=3.94+6.2=8.38+34.12=12.6-2.5=2.95+7.3=6.19+9.24=36.56-21.4=6.03+7.57=6.92+15.5=10.7-5.8=13.9+3.01=25.8-5.6=15.3+22.41=14.65+2.1= 1.23+5.64=48.5-6.4=15.9+4.5=6.49+42.8=3.69+4.5=1.89+4.3=21.56-2.4=56.4-26.3=18.31-5.01=11.6+35.45=7.55+16.3=54-23.6=13.8+3.2=35.12-4.1=36.56-12.5=21.5+11.65=16.8-6.5=29.4+0.06=19.28-8.25=23.7-11.9=31.6-5.8=27.3+0.85=31.1-19.6=13.55+0.65=4.37+25.8=2.21+27.3=33.7-23.5=12.86-5.6=23.89+1.01=25.92-15.8= 28.08+12.2=33.5-12.7=1.28+26.5=3.61+36=20.1+0.21=25.67-5.6=13.2+5.9=13.25-3.2=9.95+0.65=3.64+38.5=四年级口算(十九)5.04+12.7=42.6-24.6=6.98+22.4=41.8-30.7=7.43+34.8=15.85-12.21=10.95-7.65=2.14+20.3=5.07+35.23=36.1-18=四年级口算(二十)23.2-16.5=26.3-25.2=36.85-12.5=20.09-19.9=39.69+20.11=5.4-4.8=20.3+19.2=0.01+9.99=20.18-5.05=7.85-2.34= 6.71+14.9=29.4-7.8=1.84+30.5=36.87-3.6=43.8-34.5=7.44+0.66=15.9-7.52=9.45+13.6=42.94-31.6=6.45+8.7=15.9+6.1=0.23+12.5=6.28+22.9=0.98-0.24=36.8-4.2=10.12-0.21=16.14+23.86=0.12-0.01=11.48+0.02=13.52+0.7= 22.95-10.6=3.65+34.6=5.18-3.08=6.07+30.5=12.32+5.6=5.71+23.6=4.57+0.03=28.6-12.5=18.6-5.5=24.33+12.5=2.65+3.45=25.89-12.8=7.5-2.9=66.6+33.4=18.2-0.18=19.13-16.11=25.76-15.6=18.16-0.61=13.96-2.9=51.1-2.1=4.15-3.45=56.23+12.89=18.08+22.9=11.07+13.93=30.5-6.57=23.05+45.1=20-12.25=60-

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