人教版二年级数学下册口算练习题和答案

1、58-36= 89+21= 420+80= 432= 4600+4700= 273+6= 99= 280+450= 279= 43-30= 81= 420+80= 64-8= 96-42= 730-190= 78+15= 27-3= 819= 82= 3200+5100= 124+18= 328= 255+36= 2273093006933138115562150083002493495408545004141精品教学课件ppt 484= 280+450= 648= 48-5= 1800-900= 96-42= 497+7= 5+58= 4900-1800= 124+18= 58-36= 64

2、-8= 1200-400= 280+450= 1200-400= 99= 43-30= 83-20= 81= 280+450= 65+37=2827679007308008138003100546373081730632122148562精品教学课件ppt42+13= 53+8= 843= 80-44= 800+900= 34+9= 64-8= 77=213= 3700-370= 800+900= 53+8=800+900= 255+36= 65+37= 280+450= 84+7= 567-3= 700-200= 60+600= 5571700914361636561333017006167

3、41573066050017003精品教学课件ppt400-300= 80+70= 180-90= 700-60= 60+600= 180-90= 30+60= 40+80= 700-100= 100-20= 1800+200= 900+800= 240-180= 1400-600= 2100-700= 6600-600= 300+1000= 280+450= 1800-900= 490-180= 9064012090906606008020001700608001400900730600013003101501004精品教学课件ppt 1200-400= 800+1100= 48-5= 12

4、4+8= 65+30= 89+21= 324+10= 35+35= 64-8= 648= 7000+3000= 84+48= 5+58= 243= 3700-3000= 8500-5500= 7(213)= 40(26)= 72(24)= 990= 497+7= 486+5= 8001900601118100007005508565063830004990131493275精品教学课件ppt21+82-60= 36+34-14= 73+12-71= 21+82-60= 44-5+12= 100-76+22= 72-45+32= 54-21-18= 67-47+22= 21+82+17= 83-

5、27+10= 54+21-18=65-33-18= 68-65-3= 54-52+17= 88-51-24= 76-63+1= 63+18+11= 65+15-47= 77-34+55= 43-29+13= 4359120141333981406615515614464257199227436精品教学课件ppt35-(28-28)= 77-38+42= 60-34+35=17+(27-10)= 55+(38-15)= 54-41+36= 99-88+77= 75+15-30= 92-6+11= 42-37+54= 77-64+22= 12+(29-19)= 69+10-36= 27+12-28

6、= 67+27-37=33-17+15= 75-(36+10)= 72-54+12= 65-(39-15)= 62-18+24= 54+21+18= 3534884359314168291135607881614997225730937精品教学课件ppt53-(29+19)= 35+12-28= 86-12-15= 57-33+31= 36-27+9= 77-19-16=88-34+18= 85-36+27= 12+79-62= 51-27+28= 51-42+53= 77-(65-6)= 71-52+36= 75-(24+26)= 75+(24-23)= 32+(45-38)= 81-45+

7、36= 24-16+40=63+12-42= 53-(37+15)= 63-(23+28)=55572525539331918766225721594229187648128精品教学课件ppt1800+200= 900+800= 240-180= 1400-600 = 2100-700= 6600-600= 300+1000= 280+450= 1800-900= 490-180= 1200-400= 800+1100= 48-5= 497+7= 124+8= 65+30= 89+21= 486+5= 324+10= 35+35= 48-26+18=2000800130031027601817

8、00730140080014935060600090019001113409精品教学课件ppt64-8= 48= 77= 213= 700-200= 60+600= 400-300= 80+70= 180-90= 700-60= 60+600= 180-90= 30+60= 40+80= 700-100= 100-20= 84+48= 497+7= 124+18= 255+36= 427= 843= 567-3= 65+37= 851=5690905064064112014660906008085216673217150100660500510精品教学课件ppt 45+4= 38+4= 49+

9、3= 76+6= 65+7= 38+5 = 56+8= 53+5= 35+9= 25+3= 64+4= 49+5= 48+2= 93+3= 86+8= 62+6= 33+8= 78+5= 9+99= 100-89=17283734242924309013 2818412048615628383911精品教学课件ppt45+5= 11= 55= 728= 99= 248=147= 61= 153= 362=42= 62= 62= 105= 242=497= 102= 546= 204= 496=213= 36= 93= 90-45= 244=155= 279= 99= 729= 342=010=

10、 06= 1000= 350= 2173=5030000381324252545866697187531259296911312精品教学课件ppt364= 55= 56+41= 567= 162=426= 82= 51= 45-39= 363=246= 567= 366= 243= 45=273= 84= 568= 369= 366=455= 66= 126= 14= 186=18= 248=366=486= 468= 9843125672866820436438374899971813精品教学课件ppt546=77= 51=16= 568=217= 287= 73= 357= 236=427= 459= 306= 497= 92=567= 648= 246= 637= 85-8=43= 168=728=27=99=279= 57= 189= 83= 8193= 931435285215294657914247118321336812514精品教学课件ppt729= 819= 91= 189= 11=426= 248= 364= 637= 1824=25= 546= 2(244)= 7+63= 94=