四年级数学计算题(小数加减运算)习题与答案

四年级数学计算题（小数加减运算）习题与答案

5.85+1.13= 6.55+3.19= 2.22+4.74= 4.44+1.86= 2.59+5.16= 8.61+9.97= 5.04-4.56= 5.96-1.65= 9.25-4.2= 8.3-3.49= 9.43-9.07= 6.61+2.09= 9.53+0.63= 9.25+1.11= 4.32+0.86= 0.9+2.14= 3.48+4.86= 9.48-9.18= 3.9-3.= 9.91-4.95= 9.51-4.61= 9.33-3.4= 2.68+6.75=

1.31+2.07=

6.08+1.51=

7.83+6.4=

4.31+5.56=

5.44+6.34=

6.8-2.49=

9.13-6.41=

8.86-3.19=

5.27-3.96=

6.78-5.36=

6-4.79= 0.12+9.98+0.58= 0.46+8.81+6.49= 9.26+5.66+9.25= 3.44+9.93+0.17= 8.55+8.98+3.51= 2.63+5.98+0.47= 4.57+9.73-1.22= 6.88+4.38-3.76= 5.07+6.67-7.45= 5.4+8.34-6.32= 4.61+1.39-1.=

7.49-4.1= 4.78+7.78+8.28= 7.42+8.09+1.05= 7.36+1.95+8.78= 2.15+4.56+1.95= 0.39+8.91+2.35= 4.07+3.76+3.38= 7.63+7.33-4.2= 5.71+0.-4.02= 9.31+5.8-0.69= 6.95+7.45-7.29= 3.09+9.71-3.55= 8.94-0.16=

7.+6.32+0.08=

3.42+4.94+2.15=

4.3+6.67+3.85=

2.77+3.06+1.66=

7+7.28+1.24=

0.71+2.42+1.11=

3.23+4.57-1.27=

5.46+9.41-6.79=

2.+5.06-5.36=

6.51+6.09-6.43=

0.67+5.86-1.33=

6.12+8.73-2.94= 9.33-2.81+2.63= 8.6-3.09+2.49= 6.06-2.67+9.79= 8.07-5.56+4.68= 8.5-0.43+4.26= 5.95-2.82+5.48= 9.01-1.81-6.27= 7.66-0.63-4.04= 6.72-0.86-2.= 9.68-8.2-0.03= 9.5-1.94-4.72=

9.15+1.8-5.4= 4.17-2.56+1.75= 8.62-3.69+9.87= 8.36-4.78+0.92= 7.21-6.03+6.38= 7.48-2.55+6.73= 4.56-2.29+1.14= 9.92-4.12-5.59= 6.53-1.19-5.11= 9.59-5.58-1.74= 5.51-0.3-4.94= 5.-0.46-2.56= 3.99+7.18-5.08=

5.61-3.48+4.37=

4.26-2.08+8.16=

7.58-2.67+3.3=

9.24-1.53+0.12=

7.91-4.21+4.04=

7.02-5.75+3.67=

7.63-0.2-5.93=

4.48-0.81-3.31=

8.57-3.24-5.08=

3.15-0.37-0.83=

5.25-0.37-3.92=

9.67-4.8-4.44= 9.34-0.49-2.47= 6.45+5.61+9.3+9.22= 8.96+8.3+2.37+2.9= 3.88+5.67+2.18+5.73=

6.07+9.01+7.91+3.67=

6.86+2.63+4+6.94= 9.52+1.92+1.91+3.48= 0.16+3.74+4.02+2.98=

1.68+2.49+2.32+2.31=

5.75+9.33+7.47+3.11=

5.41+0.13+9.21+9.55=

1.02+9.49+1.43+4.94=

4.49+9.92+9.85+7.57=

8.+9.56+6.5-6.37= 6.84+8.63+4.27-3.6= 2.36+4.82+6.24-9.= 0.83=

5.46+8.53+1.8-6.46= 3.46+2.86+2.44-7.98= 5.26-1.8-3.06=

0.15+7.1+2.8+2.67=

7.+5.26+3.99+6.46=

1.32+1.3+4.+5.16=

9+1.98+9.63+9.42=

4.46+1.71+4+1.08=

2.22+3.02+6.87+9.29=

2.5+4.78+2.65-3.1=

7.+7.25+3.38-2.7= 4.79+3.+4.76-

8.46+6.01+7.13-7.97=

1.6+5.14+6.63-4.3= 1.6+6+8.61-2.62= 6.44+1.69+9.63-4.46= 6.18=

7.53+6.8+9.88-8.22= 6.66+3.57+8.51-0.77= 9.+0.19-8.41+3.06= 0.27+0.44=

1.92+6.32-5.15+3.53= 0.12+6.22=

5.77+4.66-6.16+2.42= 5.+9.49=

5.55+4.22-0.56+3.42= 2.27+8.98=

8.95+8.49-9.95+3.98= 2.57+7.21=

6.3+9.99-5.13+1.03= 1.69+6.17-3.45+2.35= 3.96+8.67+0.32-9.=

6.77+8.68+8.67-3.8= 0.23+6.14+8.94-

4.7+0.63+0.45-2.82=

7.45+8-2.8+3.38= 7.57+0.67-

9.75+2.72-9.21+3.97= 1.16+9.45-

7.41+0.52-5.92+6.39= 9.67+3.06-

1.4+1.57-2.08+0.25= 2.57+5.22-

1.57+7.43-5.45+1.83= 0.82+7.52-

6.78+1.73-1.2+0.56=

5.93+8.26-1.75-2.79= 2.22+2.56-0.43-3.98= 4.82+8.1-7.92-0.13= 6.6+8.25-2.77-7.28= 9.42+7.87-0.62-6.55= 8.68+6.95-6.87-5.22= 2.52+8.36-2.09-2.28= 5.53+9.65-9.86-2.91= 6.32+3.21-0.34-5.5= 6.28+4.22-2.62-2.59= 6.46+9.07-7.71-5.32= 5.67+3.8-6.23-1.18= 5.26-3.02+2.06+0.55= 2.32+1.43+1.2=

4.21-4.09+9.66+0.03= 2.9+7.13+5.92=

6.91-6.16+4.6+8= 8.65-1.5+0.63+6.23= 5.39-1.71+9.7+5.74= 6.-0.7+3.01+3.15= 6.42-1.38+6.73+4.88= 4.2+7.43+5.23=

9.35+7.72-4.53-7.51=

5.86+9.45-4.31-4.43=

9.48+3.82-4.27-2.56=

8.97+4.19-1.21-9.21=

9.59+7.13-5.43-4.38=

6.8+5.02-0.52-1.28=

7.37-4.18+6.73+6.68= 4.9-

8.03-3.1+6.03+9.78= 6.73-

3.79-3.33+2.1+5.31=

3.94-3.68+3.91+5.=

3.17-2.14+6.99+2.77= 8.08-

9.14-8.43+9.02+0.32= 3.24+5.87+4.19=

3.72-0.8+6.23-4.19= 5.56-2.23+6.-7.87= 4.94-2.88+1.72-2.41= 4.39-3.73+8.91-4.18= 6.26-2.86+0.1-0.= 5.16-4.15+3.04-1.77= 7.43-5.16+5.5-0.75= 3.19-2.12+7.05-4.27= 3.24-1.38+7.78-2= 8.02-6.08+6.06-5.73= 0.8-0.32+8.02-4.37= 9.09-5.16+7.32-7.86= 6.68-1.78-2+9.45= 7.59-0.51-4.77+4.22= 9.34-2.34-5.43+4.67= 9.26-5.82-1.61+4.73= 7.94-5.97-0.09+1.03= 6.9-5.34-1.03+3.38= 7.78-1.49-0.57+1.77= 9.1-2.93-4.17+0.59= 6.76-4.46+2.35+5.96= 8.-

7.09-3.38+7.27-8.41=

5.52-4.96+8.21-2.8=

8.55-4.78+3.45-6.3=

7.86-3.06+8.05-2.91=

8.98-5.24+7.31-7.81=

5.19-2.3+0.42-2.55=

3.4-2.78-0.32+6.38=

5.9-3.17-2.28+3.04=

5.58-4.07-0.87+4.69=

6.35-2.36-2.81+1.36=

9.86-1.32-7.93+7.86= 9.-2.42-6.29+3.56= 1.48-0.29-0.63+3.81= 7.72-5.79-1.77+4.25= 9.68-4.76-2.96-1.45= 4.97-1.34-1.71-1.01= 6.85-0.67-0.14-5.93= 9.6-2.36-3.-3.07= 9.95-2.32-1.1-0.93= 4.57-1.73-0.91-0.47= 8.52-3.07-0.24-2.66= 8.9-3.05-0.2-0.05= 6.08-0.08-1.36-4.2= 9.18-5.52-1.23-0.98= 8.63-0.93-2.04-4.45= 9.17-1.94-0.26-0.57= 参： 5.85+1.13=6.98 6.61+2.09=8.7 6.55+3.19=9.74 9.53+0.63=10.16 2.22+4.74=6.96 9.25+1.11=10.36 8.72-3.57-1.69+0.43=

6.14-0.65-4.02+1.65=

9.24-1.92-5.53-1.41=

9.23-0.84-3.93-1.25=

8.49-7.28-0.63-0.39=

9.7-3.06-2.2-0.45=

6.12-1.63-0.75-3.53=

9.49-0.51-4.16-2.38=

2.68+6.75=9.43

1.31+2.07=3.38

6.08+1.51=7.59

4.44+1.86=6.3 4.32+0.86=5.18 2.59+5.16=7.75 0.9+2.14=3.04 8.61+9.97=18.58 3.48+4.86=8.34 5.04-4.56=0.48 9.48-9.18=0.3 5.96-1.65=4.31 3.9-3.=0.26 9.25-4.2=5.05 9.91-4.95=4.96 8.3-3.49=4.81 9.51-4.61=4.9 9.43-9.07=0.36 9.33-3.4=5.93 6-4.79=1.21 7.49-4.1=3.39 0.12+9.98+0.58=10.68 7.+6.32+0.08=14.29

0.46+8.81+6.49=15.76 3.42+4.94+2.15=10.51

7.83+6.4=14.23

4.31+5.56=9.87

5.44+6.34=11.78

6.8-2.49=4.31

9.13-6.41=2.72

8.86-3.19=5.67

5.27-3.96=1.31

6.78-5.36=1.42

8.94-0.16=8.78

4.78+7.78+8.28=20.84

7.42+8.09+1.05=16.56

9.26+5.66+9.25=24.17 4.3+6.67+3.85=14.82

3.44+9.93+0.17=13. 2.77+3.06+1.66=7.49

8.55+8.98+3.51=21.04 7+7.28+1.24=15.52

2.63+5.98+0.47=9.08 4.07+3.76+3.38=11.21 4.57+9.73-1.22=13.08 7.63+7.33-4.2=10.76 6.88+4.38-3.76=7.5 5.71+0.-4.02=2.23 5.07+6.67-7.45=4.29 9.31+5.8-0.69=14.42 5.4+8.34-6.32=7.42 6.95+7.45-7.29=7.11 4.61+1.39-1.=4.46 3.09+9.71-3.55=9.25 6.12+8.73-2.94=11.91 9.15+1.8-5.4=5.55 9.33-2.81+2.63=9.15 4.17-2.56+1.75=3.36 7.36+1.95+8.78=18.09

2.15+4.56+1.95=8.66

0.39+8.91+2.35=11.65

0.71+2.42+1.11=4.24

3.23+4.57-1.27=6.53

5.46+9.41-6.79=8.08

2.+5.06-5.36=2.59

6.51+6.09-6.43=6.17

0.67+5.86-1.33=5.2

3.99+7.18-5.08=6.09

5.61-3.48+4.37=6.5

8.6-3.09+2.49=8 8.62-3.69+9.87=14.8 6.06-2.67+9.79=13.18 8.36-4.78+0.92=4.5 8.07-5.56+4.68=7.19 7.21-6.03+6.38=7.56 8.5-0.43+4.26=12.33 7.48-2.55+6.73=11.66 5.95-2.82+5.48=8.61 4.56-2.29+1.14=3.41 9.01-1.81-6.27=0.93 9.92-4.12-5.59=0.21 7.66-0.63-4.04=2.99 6.53-1.19-5.11=0.23 6.72-0.86-2.=3.22 9.59-5.58-1.74=2.27 9.68-8.2-0.03=1.45 5.51-0.3-4.94=0.27 9.5-1.94-4.72=2.84 5.-0.46-2.56=2.87 9.67-4.8-4.44=0.43 9.34-0.49-2.47=6.38 6.45+5.61+9.3+9.22=30.58 4.26-2.08+8.16=10.34

7.58-2.67+3.3=8.21

9.24-1.53+0.12=7.83

7.91-4.21+4.04=7.74

7.02-5.75+3.67=4.94

7.63-0.2-5.93=1.5

4.48-0.81-3.31=0.36

8.57-3.24-5.08=0.25

3.15-0.37-0.83=1.95

5.25-0.37-3.92=0.96

5.26-1.8-3.06=0.4

8.96+8.3+2.37+2.9=22.53

0.15+7.1+2.8+2.67=12.72

3.88+5.67+2.18+5.73=17.46

7.+5.26+3.99+6.46=23.35

6.07+9.01+7.91+3.67=26.66

6.86+2.63+4+6.94=20.43

9.52+1.92+1.91+3.48=16.83

1.32+1.3+4.+5.16=12.42

0.16+3.74+4.02+2.98=10.9

9+1.98+9.63+9.42=30.03

1.68+2.49+2.32+2.31=8.8

5.75+9.33+7.47+3.11=25.66

4.46+1.71+4+1.08=11.25

5.41+0.13+9.21+9.55=24.3

1.02+9.49+1.43+4.94=16.88

2.22+3.02+6.87+9.29=21.4

4.49+9.92+9.85+7.57=31.83

8.+9.56+6.5-6.37=18.58

2.5+4.78+2.65-3.1=6.83

6.84+8.63+4.27-3.6=16.14

2.36+4.82+6.24-9.=3.88

7.+7.25+3.38-2.7=15.82

4.79+3.+4.76-0.83=12.61

5.46+8.53+1.8-6.46=9.33 3.46+2.86+2.44-7.98=0.78

8.46+6.01+7.13-7.97=13.63

1.6+5.14+6.63-4.3=9.07

1.6+6+8.61-2.62=13.59

3.96+8.67+0.32-9.=3.41

6.44+1.69+9.63-4.46=13.3

6.77+8.68+8.67-3.8=20.32

0.23+6.14+8.94-6.18=9.13

7.53+6.8+9.88-8.22=15.99

4.7+0.63+0.45-2.82=2.96

6.66+3.57+8.51-0.77=17.97

9.+0.19-8.41+3.06=4.73 0.27+0.44=8.41

7.45+8-2.8+3.38=16.03 7.57+0.67-

1.92+6.32-5.15+3.53=6.62 0.12+6.22=16.71

9.75+2.72-9.21+3.97=7.23 1.16+9.45-

5.77+4.66-6.16+2.42=6.69 5.+9.49=16.33

7.41+0.52-5.92+6.39=8.4 9.67+3.06-

5.55+4.22-0.56+3.42=12.63 2.27+8.98=14.5

1.4+1.57-2.08+0.25=1.14 2.57+5.22-

8.95+8.49-9.95+3.98=11.47 1.57+7.43-5.45+1.83=5.38 0.82+7.52-

2.57+7.21=12.98

6.3+9.99-5.13+1.03=12.19 1.2+0.56=7.87

5.93+8.26-1.75-2.79=9.65 4.53-7.51=5.03

4.82+8.1-7.92-0.13=4.87 4.31-4.43=6.57

9.42+7.87-0.62-6.55=10.12 4.27-2.56=6.47

2.52+8.36-2.09-2.28=6.51 1.21-9.21=2.74

6.32+3.21-0.34-5.5=3.69 5.43-4.38=6.91

6.46+9.07-7.71-5.32=2.5 0.52-1.28=10.02

5.26-3.02+2.06+0.55=4.85 1.69+6.17-3.45+2.35=6.76 6.78+1.73-

2.22+2.56-0.43-3.98=0.37 9.35+7.72-

6.6+8.25-2.77-7.28=4.8 5.86+9.45-

8.68+6.95-6.87-5.22=3. 9.48+3.82-

5.53+9.65-9.86-2.91=2.41 8.97+4.19-

6.28+4.22-2.62-2.59=5.29 9.59+7.13-

5.67+3.8-6.23-1.18=2.06 6.8+5.02-

7.37-4.18+6.73+6.68=16.6 4.9-

2.32+1.43+1.2=5.21

4.21-4.09+9.66+0.03=9.81 2.9+7.13+5.92=16.88

6.91-6.16+4.6+8=13.35 3.33+2.1+5.31=7.87

5.39-1.71+9.7+5.74=19.12 3.68+3.91+5.=9.81

6.42-1.38+6.73+4.88=16.65 4.2+7.43+5.23=16.

9.14-8.43+9.02+0.32=10.05 3.24+5.87+4.19=15.46

3.72-0.8+6.23-4.19=4.96 3.38+7.27-8.41=2.57

4.94-2.88+1.72-2.41=1.37 4.96+8.21-2.8=5.97

6.26-2.86+0.1-0.=2.86 8.03-3.1+6.03+9.78=20.74 6.73-

8.65-1.5+0.63+6.23=14.01 3.79-

6.-0.7+3.01+3.15=12 3.94-

3.17-2.14+6.99+2.77=10.79 8.08-

6.76-4.46+2.35+5.96=10.61 8.-

5.56-2.23+6.-7.87=2.35 7.09-

4.39-3.73+8.91-4.18=5.39 5.52-

5.16-4.15+3.04-1.77=2.28 8.55-

4.78+3.45-6.3=0.92

7.43-5.16+5.5-0.75=7.02 3.06+8.05-2.91=9.94

3.24-1.38+7.78-2=7. 5.24+7.31-7.81=3.24

0.8-0.32+8.02-4.37=4.13 2.3+0.42-2.55=0.76

6.68-1.78-2+9.45=12.35 0.32+6.38=6.68

9.34-2.34-5.43+4.67=6.24 2.28+3.04=3.49

7.94-5.97-0.09+1.03=2.91 0.87+4.69=5.33

7.78-1.49-0.57+1.77=7.49 2.81+1.36=2.

9.86-1.32-7.93+7.86=8.47 3.19-2.12+7.05-4.27=3.85 7.86-

8.02-6.08+6.06-5.73=2.27 8.98-

9.09-5.16+7.32-7.86=3.39 5.19-

7.59-0.51-4.77+4.22=6.53 3.4-2.78-

9.26-5.82-1.61+4.73=6.56 5.9-3.17-

6.9-5.34-1.03+3.38=3.91 5.58-4.07-

9.1-2.93-4.17+0.59=2.59 6.35-2.36-

9.-2.42-6.29+3.56=4.39 8.72-3.57-

1.69+0.43=3.

1.48-0.29-0.63+3.81=4.37 4.02+1.65=3.12

9.68-4.76-2.96-1.45=0.51 5.53-1.41=0.38

6.85-0.67-0.14-5.93=0.11 3.93-1.25=3.21

9.95-2.32-1.1-0.93=5.6 0.63-0.39=0.19

8.52-3.07-0.24-2.66=2.55 0.45=3.99

6.08-0.08-1.36-4.2=0.44 0.75-3.53=0.21

8.63-0.93-2.04-4.45=1.21 4.16-2.38=2.44

7.72-5.79-1.77+4.25=4.41 6.14-0.65-

4.97-1.34-1.71-1.01=0.91 9.24-1.92-

9.6-2.36-3.-3.07=0.63 9.23-0.84-

4.57-1.73-0.91-0.47=1.46 8.49-7.28-

8.9-3.05-0.2-0.05=5.6 9.7-3.06-2.2-

9.18-5.52-1.23-0.98=1.45 6.12-1.63-

9.17-1.94-0.26-0.57=6.4 9.49-0.51-