四年级数学计算题(小数加减运算)习题与答案

4.85+8.61=

7.32+2.44= 8.23+3.05= 6.41+8.19= 1.15+2.06= 4.44+3.37= 9.05-1.52= 6.77-5.88= 8.34-5.61= 3.29-0.26= 6.49-1= 8.91-5.6= 2.87+3.03+7.2= 8.59+9.04+8.72= 6.61+7.41=

5.67+0.19= 9.11+7.42= 6.86+6.8= 6.76+9.53= 4.88+2.04= 5.74-5.43= 7.63-7.24= 7.43-4.01= 2.89-1.13= 5.95-4.05= 7.95-7.27= 0.1+4.59+7.82= 5.31+5.16+9.92= 0.58+9.83=

0.79+6.58=

8.66+7.54=

7.48+3.42=

8.18+0.18=

1.24+0.67=

7.29-3.32=

6.85-3.8=

1.91-0.11=

9.42-3.56=

0.95-0.83=

8.96-4.49=

5.28+5.61+6.15=

6.78+7.45+5.5=

3.78+0.02+9.05= 2.63+6.87+5.29= 6.69+6.38+6.77= 2.28+3.39+6.37= 7.69+4.59-1.56= 8.62+3.83-2.48= 4.37+0.85-3.07= 4.79+4.44-6.69= 6.37+6.46-9.77= 0.11+9.74-1.59= 9.27-3.81+8.8= 9.74-0.13+2.75= 5.78-2.79+3.65= 7.9-6.83+8.78= 0.91-0.27+0.49= 0.82+6.06+4.58= 3.95+5.02+3.44= 1.17+3.78+1.04= 5.92+0.83+1.48= 6.82+4.52-5.18= 0.87+1.67-1.18= 8.06+8.32-3.2= 3.54+4.61-4.66= 1.04+8.28-3.81= 5.66+3.41-8.22= 6.62-6.29+6.94= 6.48-5.94+3.77= 4.75-4.34+7.1= 9.35-5.86+9.94= 7.23-4.53+4.13= 4.36+8.69+0.23=

0.21+4.39+2.63=

2.67+5.1+2.79=

4.35+7.99+5.57=

3.5+3.74-1.51=

9.03+6.43-3.63=

9.71+8.17-0.11=

6.28+7.91-5.34=

5.05+6.14-6.21=

9.49+8.17-2.2=

7.94-3.78+9.18=

0.63-0.46+7.29=

1.69-0.56+1.53=

9.49-2.21+7.49=

9.34-1.87+7.79=

5.82-2.84+4.1= 7.43-1.54-1.49= 3.85-0.82-0.78= 5.64-2.05-0.76= 5.35-2.22-2.5= 4.03-0.72-2.86= 4.76-2.16-1.07= 9.17+3.09+9.34+0.82= 6.02+0.81+0.58+8.71= 7.02+3.37+1.29+3.86= 1.03+6.28+8.86+6.22= 0.57+4.45+2.96+6.9= 7.21+4.36+1.84+0.38= 1.56+8.57+9.21-0.73= 9.03+4.79+2.83-4.6= 6.39-6.19+9.05= 5.9-0.45-0.85= 6.59-0.02-4.06= 9.66-3.97-0.4= 7.89-0.49-6.96= 9.23-5.96-0.12= 9.86-6.07-2.8= 4.79+3.55+5.56+8.76= 8.72+2.87+6.88+6.7= 9.36+9.62+0.58+2.06= 2.77+0.36+5+5.73= 2.7+7.7+8.62+5.98= 3.75+5.72+6.86+9.56= 3.96+4.14+5.34-8.51= 0.55+6.28+0.12-3.82= 3.49-0.79+4.56=

9.47-1.48-6.62=

5.81-0.77-1.57=

8.97-0.34-2.13=

9.62-1.51-6.78=

5.98-0.15-3.67=

9.95-1.25-2.24=

4.25+2.52+0.02+9.43=

8.72+9.37+9.2+8.97=

9.4+4.85+9.87+2.77=

4.08+8.15+9.26+3.97=

0.88+3.99+9.85+3.74=

4.86+8.35+7.06+9.41=

8.89+1.04+6.02-4.11=

7.07+1.9+6.36-3.67=

8.89+0.79+0.1-7.75= 7.61+8.21+4.79-8.37= 9.11+5.79+0.73-1.87= 4.01+4.66+9.44-4.78= 1.3+7.57-4.9+1.97= 7.5+6.38-1.55+1.18= 9.11+5.86-7.41+5.58= 0.55+4.8-3.21+2.84= 6.51+4.48-4.87+8.71= 3.31+5.44-2.87+5.05= 6.19+6.28-6.63-2.24= 8.69+3.35-2.97-1.71= 8.96+5.44-2.61-5.33= 7.73+7.77-3.2-8.3= 7.87+9.61-9.49-2.78= 4.78+3.75+8.72-7.61= 6.06+7.07+6.92-3.56= 6.48+4.23+6.6-1.8= 8.26+0.65+3.45-7.09= 4.01+9.11-2.27+8.22= 1.94+6.07-1.92+3.62= 7.26+3.91-3.72+4.93= 1.94+6.72-6.31+4.2= 6.68+2.61-6.99+1.18= 9.25+3.46-8.67+7.8= 8.83+9.37-5.23-4.24= 8.16+5.88-7.31-5.55= 9.58+5.25-1.12-0.39= 7.82+2.6-1.95-3.2= 0.8+9.62-1.29-3.98= 8.66+4.78+6.51-0.17=

4.13+6.31+7.63-5.62=

2.4+7.43+7.85-6.86=

4.48+7.16+6.82-4.82=

5.54+0.48-2.86+3.37=

5.98+9.16-8.56+9.59=

5.16+6.57-9.72+9.41=

8.66+1.86-9.71+2.38=

6.56+5.25-5.56+0.17=

7.93+3.7-6.6+0.5=

6.79+5.26-1.83-2.42=

6.06+9.35-3.45-8.76=

6.28+7.37-1.5-0.07=

9.28+7.5-3.73-3.04=

7.29+3.49-2.88-0.47=

8.69+3.79-4.08-4.03= 9.43-5.51+5.75+1.13= 3.47-3.36+2.33+2.89= 2.36-1.43+3.15+7.04= 3.17-2.66+4.39+4.14= 7.61-1.27+7.41+4.7= 5.22-3.63+2.36+1.28= 5.61-0.13+9.2-5.47= 4.69-0.89+8.66-6.08= 9.16-5.64+9.15-0.79= 4.55-2.66+6.65-2.91= 7.91-3.31+9.56-4.71= 7.65-4.05+8.93-2.8= 9.61-3.04-5.76+4.3= 9.74-2.17-4.28+1.09= 9.67+8.83-2.76-3.43= 9.45-2.72+6.52+2.94= 4-3.84+9.49+0.11= 9.85-8.58+1.32+1.77= 8.31-7.71+5.17+6.8= 7.47-6.14+6.72+8.71= 9.35-3.92+8.8+0.75= 8.93-8.27+0.76-0.84= 3.55-0.46+9.94-0.12= 9.41-6.45+9.54-3.49= 8.75-2.71+6.2-4.76= 7.18-1.48+0.47-5.48= 4.63-2.99+4.46-4.41= 4.62-0.55-1.19+5.84= 7.66-3.23-2.01+2.52= 5.71+6.53-0.16-5.3=

2.19-0.71+7.73+9.77=

6.94-5.2+2.38+3.13=

4.64-3.82+2.44+0.81=

2.11-1.05+8.71+5=

5.79-4.44+7.37+5.3=

1.81-1.64+6.61+5.37=

9.66-2.46+4.96-3.83=

3.69-3.17+8.19-5.58=

2.16-0.53+9.13-5.34=

7.06-1.17+4.27-9.35=

4.44-1.12+9.54-0.29=

8.07-0.22+0.6-1.08=

5.95-2.62-1.14+8.64=

9.87-2.69-2.71+9.75=

7.87-1.56-4.61+4.51= 9.63-2.39-1.72+3.98= 4.6-3.35-0.65+2.83= 6.48-1.5-1.43+7.22= 9.69-5.14-1.68-2.4= 9.56-2.25-2.33-4.06= 5.77-1.15-2-1.99= 8.25-0.96-0.71-4.29= 9.92-0.38-6.76-0.57= 5.34-1.75-0.59-0.28= 参考答案： 4.85+8.61=13.46 7.32+2.44=9.76 8.23+3.05=11.28 8.71-5.31-1.47+0.73= 8.51-0.83-6.23+9.98= 8.41-2.38-4.4+1.77= 5.87-2.12-0.25+9.98= 7.56-2.66-0.52-0.55= 8.53-0.88-0.15-1.64= 8.04-2.36-4.21-0.46= 9.86-1.63-3.94-3.89= 5.13-0.8-0.33-1.27= 7.97-2.93-1.97-0.58= 6.61+7.41=14.02 5.67+0.19=5.86 9.11+7.42=16.53 1.09-0.03-0.17+4.44=

6.93-5.24-1.39+1.03=

3.28-0.62-1.54+0.19=

7.42-4.34-1.81+8.96=

6.26-0.44-0.66-4.66=

8.86-6.23-0.91-0.46=

9.71-5.88-1.44-0.87=

5.43-2.27-1.4-0.17=

3.5-0.83-0.69-1.73=

9.96-4.91-1.09-1.91=

0.58+9.83=10.41

0.79+6.58=7.37

8.66+7.54=16.2

6.41+8.19=14.6 1.15+2.06=3.21 4.44+3.37=7.81 9.05-1.52=7.53 6.77-5.88=0.89 8.34-5.61=2.73 3.29-0.26=3.03 6.49-1=5.49 8.91-5.6=3.31 2.87+3.03+7.2=13.1 8.59+9.04+8.72=26.35 3.78+0.02+9.05=12.85 2.63+6.87+5.29=14.79 6.69+6.38+6.77=19.84 2.28+3.39+6.37=12.04 6.86+6.8=13.66 6.76+9.53=16.29 4.88+2.04=6.92 5.74-5.43=0.31 7.63-7.24=0.39 7.43-4.01=3.42 2.89-1.13=1.76 5.95-4.05=1.9 7.95-7.27=0.68 0.1+4.59+7.82=12.51 5.31+5.16+9.92=20.39 0.82+6.06+4.58=11.46 3.95+5.02+3.44=12.41 1.17+3.78+1.04=5.99 5.92+0.83+1.48=8.23 7.48+3.42=10.9

8.18+0.18=8.36

1.24+0.67=1.91

7.29-3.32=3.97

6.85-3.8=3.05

1.91-0.11=1.8

9.42-3.56=5.86

0.95-0.83=0.12

8.96-4.49=4.47

5.28+5.61+6.15=17.04

6.78+7.45+5.5=19.73

4.36+8.69+0.23=13.28

0.21+4.39+2.63=7.23

2.67+5.1+2.79=10.56

4.35+7.99+5.57=17.91

7.69+4.59-1.56=10.72 8.62+3.83-2.48=9.97 4.37+0.85-3.07=2.15 4.79+4.44-6.69=2.54 6.37+6.46-9.77=3.06 0.11+9.74-1.59=8.26 9.27-3.81+8.8=14.26 9.74-0.13+2.75=12.36 5.78-2.79+3.65=6.64 7.9-6.83+8.78=9.85 0.91-0.27+0.49=1.13 5.82-2.84+4.1=7.08 7.43-1.54-1.49=4.4 3.85-0.82-0.78=2.25 5.64-2.05-0.76=2.83 6.82+4.52-5.18=6.16 0.87+1.67-1.18=1.36 8.06+8.32-3.2=13.18 3.54+4.61-4.66=3.49 1.04+8.28-3.81=5.51 5.66+3.41-8.22=0.85 6.62-6.29+6.94=7.27 6.48-5.94+3.77=4.31 4.75-4.34+7.1=7.51 9.35-5.86+9.94=13.43 7.23-4.53+4.13=6.83 6.39-6.19+9.05=9.25 5.9-0.45-0.85=4.6 6.59-0.02-4.06=2.51 9.66-3.97-0.4=5.29 3.5+3.74-1.51=5.73

9.03+6.43-3.63=11.83

9.71+8.17-0.11=17.77

6.28+7.91-5.34=8.85

5.05+6.14-6.21=4.98

9.49+8.17-2.2=15.46

7.94-3.78+9.18=13.34

0.63-0.46+7.29=7.46

1.69-0.56+1.53=2.66

9.49-2.21+7.49=14.77

9.34-1.87+7.79=15.26

3.49-0.79+4.56=7.26

9.47-1.48-6.62=1.37

5.81-0.77-1.57=3.47

8.97-0.34-2.13=6.5

5.35-2.22-2.5=0.63 4.03-0.72-2.86=0.45 4.76-2.16-1.07=1.53 9.17+3.09+9.34+0.82=22.42 6.02+0.81+0.58+8.71=16.12 7.02+3.37+1.29+3.86=15.54 1.03+6.28+8.86+6.22=22.39 0.57+4.45+2.96+6.9=14.88 7.21+4.36+1.84+0.38=13.79 1.56+8.57+9.21-0.73=18.61 9.03+4.79+2.83-4.6=12.05 8.89+0.79+0.1-7.75=2.03 7.61+8.21+4.79-8.37=12.24 9.11+5.79+0.73-1.87=13.76 4.01+4.66+9.44-4.78=13.33 7.89-0.49-6.96=0.44 9.23-5.96-0.12=3.15 9.86-6.07-2.8=0.99 4.79+3.55+5.56+8.76=22.66 8.72+2.87+6.88+6.7=25.17 9.36+9.62+0.58+2.06=21.62 2.77+0.36+5+5.73=13.86 2.7+7.7+8.62+5.98=25 3.75+5.72+6.86+9.56=25.89 3.96+4.14+5.34-8.51=4.93 0.55+6.28+0.12-3.82=3.13 4.78+3.75+8.72-7.61=9.64 6.06+7.07+6.92-3.56=16.49 6.48+4.23+6.6-1.8=15.51 8.26+0.65+3.45-7.09=5.27 9.62-1.51-6.78=1.33

5.98-0.15-3.67=2.16

9.95-1.25-2.24=6.46

4.25+2.52+0.02+9.43=16.22

8.72+9.37+9.2+8.97=36.26

9.4+4.85+9.87+2.77=26.89

4.08+8.15+9.26+3.97=25.46

0.88+3.99+9.85+3.74=18.46

4.86+8.35+7.06+9.41=29.68

8.89+1.04+6.02-4.11=11.84

7.07+1.9+6.36-3.67=11.66

8.66+4.78+6.51-0.17=19.78

4.13+6.31+7.63-5.62=12.45

2.4+7.43+7.85-6.86=10.82

4.48+7.16+6.82-4.82=13.64

1.3+7.57-4.9+1.97=5.94 7.5+6.38-1.55+1.18=13.51 9.11+5.86-7.41+5.58=13.14 0.55+4.8-3.21+2.84=4.98 6.51+4.48-4.87+8.71=14.83 3.31+5.44-2.87+5.05=10.93 6.19+6.28-6.63-2.24=3.6 8.69+3.35-2.97-1.71=7.36 8.96+5.44-2.61-5.33=6.46 7.73+7.77-3.2-8.3=4 7.87+9.61-9.49-2.78=5.21 8.69+3.79-4.08-4.03=4.37 9.43-5.51+5.75+1.13=10.8 3.47-3.36+2.33+2.89=5.33 2.36-1.43+3.15+7.04=11.12 4.01+9.11-2.27+8.22=19.07 1.94+6.07-1.92+3.62=9.71 7.26+3.91-3.72+4.93=12.38 1.94+6.72-6.31+4.2=6.55 6.68+2.61-6.99+1.18=3.48 9.25+3.46-8.67+7.8=11.84 8.83+9.37-5.23-4.24=8.73 8.16+5.88-7.31-5.55=1.18 9.58+5.25-1.12-0.39=13.32 7.82+2.6-1.95-3.2=5.27 0.8+9.62-1.29-3.98=5.15 9.67+8.83-2.76-3.43=12.31 9.45-2.72+6.52+2.94=16.19 4-3.84+9.49+0.11=9.76 9.85-8.58+1.32+1.77=4.36 5.54+0.48-2.86+3.37=6.53

5.98+9.16-8.56+9.59=16.17

5.16+6.57-9.72+9.41=11.42

8.66+1.86-9.71+2.38=3.19

6.56+5.25-5.56+0.17=6.42

7.93+3.7-6.6+0.5=5.53

6.79+5.26-1.83-2.42=7.8

6.06+9.35-3.45-8.76=3.2

6.28+7.37-1.5-0.07=12.08

9.28+7.5-3.73-3.04=10.01

7.29+3.49-2.88-0.47=7.43

5.71+6.53-0.16-5.3=6.78

2.19-0.71+7.73+9.77=18.98

6.94-5.2+2.38+3.13=7.25

4.64-3.82+2.44+0.81=4.07

3.17-2.66+4.39+4.14=9.04 7.61-1.27+7.41+4.7=18.45 5.22-3.63+2.36+1.28=5.23 5.61-0.13+9.2-5.47=9.21 4.69-0.89+8.66-6.08=6.38 9.16-5.64+9.15-0.79=11.88 4.55-2.66+6.65-2.91=5.63 7.91-3.31+9.56-4.71=9.45 7.65-4.05+8.93-2.8=9.73 9.61-3.04-5.76+4.3=5.11 9.74-2.17-4.28+1.09=4.38 7.87-1.56-4.61+4.51=6.21 9.63-2.39-1.72+3.98=9.5 4.6-3.35-0.65+2.83=3.43 6.48-1.5-1.43+7.22=10.77 8.31-7.71+5.17+6.8=12.57 7.47-6.14+6.72+8.71=16.76 9.35-3.92+8.8+0.75=14.98 8.93-8.27+0.76-0.84=0.58 3.55-0.46+9.94-0.12=12.91 9.41-6.45+9.54-3.49=9.01 8.75-2.71+6.2-4.76=7.48 7.18-1.48+0.47-5.48=0.69 4.63-2.99+4.46-4.41=1.69 4.62-0.55-1.19+5.84=8.72 7.66-3.23-2.01+2.52=4.94 8.71-5.31-1.47+0.73=2.66 8.51-0.83-6.23+9.98=11.43 8.41-2.38-4.4+1.77=3.4 5.87-2.12-0.25+9.98=13.48 2.11-1.05+8.71+5=14.77

5.79-4.44+7.37+5.3=14.02

1.81-1.64+6.61+5.37=12.15

9.66-2.46+4.96-3.83=8.33

3.69-3.17+8.19-5.58=3.13

2.16-0.53+9.13-5.34=5.42

7.06-1.17+4.27-9.35=0.81

4.44-1.12+9.54-0.29=12.57

8.07-0.22+0.6-1.08=7.37

5.95-2.62-1.14+8.64=10.83

9.87-2.69-2.71+9.75=14.22

1.09-0.03-0.17+4.44=5.33

6.93-5.24-1.39+1.03=1.33

3.28-0.62-1.54+0.19=1.31

7.42-4.34-1.81+8.96=10.23

9.69-5.14-1.68-2.4=0.47 9.56-2.25-2.33-4.06=0.92 5.77-1.15-2-1.99=0.63 8.25-0.96-0.71-4.29=2.29 9.92-0.38-6.76-0.57=2.21 5.34-1.75-0.59-0.28=2.72

7.56-2.66-0.52-0.55=3.83 8.53-0.88-0.15-1.64=5.86 8.04-2.36-4.21-0.46=1.01 9.86-1.63-3.94-3.89=0.4 5.13-0.8-0.33-1.27=2.73 7.97-2.93-1.97-0.58=2.49 6.26-0.44-0.66-4.66=0.5

8.86-6.23-0.91-0.46=1.26

9.71-5.88-1.44-0.87=1.52

5.43-2.27-1.4-0.17=1.59

3.5-0.83-0.69-1.73=0.25

9.96-4.91-1.09-1.91=2.05