三年级数学上册计算题专项练习题-新人教版

1、计算题专项练习题54X 63=25X38=370+5 =774+ 8=508+ 2 =36 X 19=19X 47=900+5 =23X 34=392+ 4=360X 5=809+ 8=203+ 9=63X 36=26X 38=770+5 =696+ 2 =882+ 4 =32 X 68=56X 79=64X 28=820+ 3 =630+6 =18X 26=4+ 0.6=7.3-2.9=10-0.7=8.2-5=6.5+4.7=1.2-0.3=4.6+2.4=3.8+6.6=14X 53=15X48=470+5 =736+ 8=548+ 2 =36X 24=26X 57=420+ 5=54X

2、 34=340+ 4=340X 5=408+ 8 =406+ 9=52X36=24 X 42=440+ 5 =626+ 2 =212+ 4 =31 X 68=76X 79=64X 45=420+ 3=606+ 6=48X26=12+ 0.6=4.3 1.9=10-0.8=5.2-4.5=5.5+2.7=8.2-4.3=4.6+5.4=3.7+6.6=54X 43=45X38=270+5 =336+ 8=508+ 4=26X 29=25X 25=965+ 5=73X 24=824+ 4=360X 5=808+ 8=406+ 9=55X 26=84X 14=245+ 5 =2+ 0.7=5.3-2

3、.4=10- 0.8=4.2-5=586+ 2 =852+ 4 =32 X 38=12X 79=64 X 18=420+ 3 =540+ 6 =24X 26=54X 63=25X38=370+5 =774+ 8=508+ 2 =36 X 19=19X 47=900+5 =23X 34=392+ 4=360X 5=809+ 8=203+ 9=63X 36=26X 38=770+5 =5.5+8.7=1.4-0.7=5+2.4=6.8+6.6=696+ 6=888+ 8 =35 X 28=25X 19=52X 38=630+ 3 =246+ 6 =45X 22=5.6-4.5=3.4+ 0.6=7

4、.7-5.9=8.3 0.7=8.4+4.8=5.2-0.8=2.6+7.5=7.2+7.3=58X 67=52X45=690+ 5 =576+ 8=288+ 2 =21X 63=25X 85=855+5 =43X 34=584+ 4=560X 6=808+ 8=207+ 9=52 X 45=55X 15=250+5 =586+ 2 =662+ 4 =56 X 25=21X 19=55X 48=420+ 3 =564+ 6 =58X 16=5.1+0.6=25-2.9=51-0.7=50.4-5.1 =4.5+4.7=4.2-0.8=4.5+2.8=4.8+4.5=58X 23=15X54=6

5、50+ 5 =456+ 8=504+ 2 =22X 21 =25X 17=500+5 =45X 14=964+ 4=112X 5=456+ 8=522+ 9=24X 54=36X 85=520+5 =585+ 5=246+ 3 =58 X 48=28X 19=54X 38=648+ 3 =852+6 =52X 31 =5.8+ 0.6=77.8 2.9=5-0.7=4.2-3.1=6.4+3.7=9.2-8.3=5.6+7.4=8.8+6.6=55X 16=35X58=440+ 5 =664+ 8=348+ 2 =74X 29=84 X 14=855+5 =45X 36=585+ 9=250X

6、 5=144+8=204+ 4=62 X 42=78X 12=425+5 =8+ 0.6=1.3-0.9=78-0.7=4.2-0.4=546+ 2 =452+ 4 =47 X 28=45X 19=58X 54=582+ 3 =588+6 =25X 34=5.5+4.7=5.2-4.3=8.6+2.8=4.8+8.6=54X 63=57X48=450+5 =272+ 8=504+ 2 =38X 19=24 X 17=850+5 =13X 24=852+ 4=160X 5=408+ 8=549+ 9=42 X 46=16X 11 =370+5 =626+ 2 =884+ 4 =52 X 18=5

7、4X 24=54X 24=246+ 3 =54+ 6=27X 16=5.2-4.1=5.5+ 0.6=6.5-2.9=6.8 4.9=4.5+4.7=6.2-0.3=5.6+2.4=7.8+4.5=52X 13=84X28=470+5 =656+ 8=524+ 4=28X 45=28X 54=504+3 =43X 34=576+ 8=213X 5=252+ 7=207+ 9=23X 16=34X 28=540+5 =256+ 2 =184+ 4 =38 X 18=25X 19=57X 18=123+ 3 =540+ 6 =28X 26=4.8+ 0.6=7.4-2.9=14-0.7=2.2-1

8、.5=8.5+4.7=8.2-0.3=4.6+4.4=8.8+6.6=44X 64=13X38=490+5 =584+ 8=525+ 5=45X 29=59X 47=560+ 5 =13X 56=462+ 6=540X 4=992+ 8=203+ 7=45X 16=51X 18=570+5 =554+ 2 =640+ 4 =51 X 64=21X 19=24X 28=820+ 4 =630+6 =45X 36=7.4+ 0.6=5.3-2.5=1- 0.7=4.2-3.5=7.5+6.7=5.2-0.3=4.8+4.4=8.8+4.6=25X 33=15X28=150+5 =355+ 5=45

9、5+ 7=84X 64=12X 17=465+ 5 =54X 45=399+ 3=260X 5=805+ 7=244+ 4=54 X 21 =45X 84=660+ 5 =684+ 2 =452+ 4 =46 X 68=64X 19=52X 18=420+ 3 =444+ 4 =25X 46=2.8+ 0.4=8.3-7.7=4.2-0.7=4.2-3.8=1.5+2.6=8.2-0.7=3.6+1.4=4.8+7.5=54X 24=15X 18=540+5 =544+ 8=548+ 2 =25X 19=24X 47=355+5 =14X 14=256+ 4=540X 5=453+ 3=261+9