3.6÷0.3=12 6.3÷7=0.9 5.6×100=560 0.25×4=1 0.72×3=2.16
0.56÷28=0.02 36÷0.9=40 0.64+0.8=1.44 1.2×20=24
14.【解答】解: 3.4÷2=1.7 6.3÷0.9=7
2.7÷0.3=9 7÷5=1.4
6.12÷0.5=12.24 2.9÷5÷0.2=2.9
0.42÷6=0.07 4.12×2=8.24
1.53+2.4=3.93 4.8×0.5=2.4 6.4÷80=0.08
4.6÷0.5=9.2
40×0.41=16.4 30.9×9=278.1 10×4.1=41
15.【解答】解: 0.255=0.05
÷0.72
0.9=0.8
÷3.145
100=314.5 7.6÷7.6=1
×7.2
3.6=2
÷1÷50=0.02
12.4÷4.1=3 0.01+0.99=1 1.25×4=5 50﹣0÷
2.5=50
16.【解答】解:
0.35÷5=0.07 0.3×2=0.6 0.3÷0.2=1.5 0.7×0.9=0.63 0÷7÷3=0
17.【解答】解:
0.64÷1.6=0.4 1.4×0.5=0.7 0.72÷0.9=0.8 2.7+7.2=9.9 4.3+2.7=7
18.【解答】解: 0.8÷10=0.8 237﹣9=226
25+8=33
187÷1000=0.187 0÷58=0
0.001×100=0.1
0÷1.5=0
2.7×0.3=0.81
10.9﹣8.9=2 24÷0.3=80
2.4×5=1.2 4.9×0=0
2×0.45×5=4.5
200×0.07=14 0.25×4.9=1.225 4÷0.8=5
257+0=257 0×0.008=0
6.0805×1000=6080.5 24×5=120
21
19.【解答】解:
0.63÷9=0.07 5.4÷1.45≈3.72 0×4.65=0 1÷0.25=4 2.7÷0.9=3
20.【解答】解: 8.4÷4=2.1 1.1×0.8=0.88
3.6÷0.2=18 0.56+4.44=5
0.72÷90=0.008 1.25×5×8=50
4×0.5=2 0.36÷0.12=3
3.5÷0.7=5
0.1÷0.05=2 3.3÷0.1=33 0.14÷2=0.07 9.6÷6=1.6
2.9+3.7+2.1=8.7 7.6×8+2.4×8=80 0.4×0.25=0.1
21.【解答】解: 4.8÷0.8=6
7.50.45=7.05
0.751.5=0.5
22.【解答】解:
0.72÷0.9=0.8 23.7+2.63=26.33 4.8÷0.4=12 0.5÷2=0.25 6.5﹣5.6=0.9 1÷0.25=4 0.4×0.8=0.32 0.48÷0.8=0.6
23.【解答】解: 1.2÷0.4=3 2÷8=0.25
4÷0.5=8
0.72÷4=0.18
8÷0.8=10
10÷4=2.5
÷0.2÷4=0.05
0.214=0.84
×1.2
60=72
﹣5.7+3.3=9
1÷0.25=4 6.2÷0.62﹣
1=9
×5+3.2÷0.8=9
0.35×4=1.4 0.3÷0.15=2
0÷5.32=0 3.6+1.8=5.4 1﹣0.73=0.27 0.24÷0.6=0.4 6.4÷1.6=4 0.125×80=10 0.5×0.8=0.4 13.2÷0.6=22
24.【解答】解: 2.50.5=5
÷0.42
0.6=0.7
÷3.5
0.01=350
÷0.54
0.6=0.9
÷0.8
0.35=0.45
﹣
22
0.25×4=1 12.5×0.8=10 0.2×50=10
25.【解答】解:
0÷3.68=0 0.3×0.2=0.06
0.56÷0.7=0.8 0.6+0.65=1.25 3.9÷1.3=3 12÷0.03=400
5.2÷0.13=40 99×1.01=99.99 13.5﹣2.8﹣7.2=3.5 25×0.32×125=1000
26.【解答】解:
3.6÷1.2=3 8.1÷9=0.9
4.8÷0.6=8
1.25×8=10
99÷0.9=110 25÷0.05=500 88÷0.008=11000 1÷2.5=0.4
27.【解答】解: 0.64÷0.7
×7.2÷(0.8×9)40
×0.32=2 1.2=0.84 =1
0.25=10 2.9÷2.9=1
0.3×0.07×50=3.5
100×0.6=0.18
0.07=7
28.【解答】解:0.02×0.1=0.002 12﹣4.3=7.7 36÷0.01=3600 0.8×0.125=0.1 2.3+0.8=3.1 0.36÷0.4÷9=0.1
29.【解答】解:3.6÷1.2=3 4.4÷4=1.1 4.8÷0.4=12 1÷0.25=4
30.【解答】解:
23
0÷4.8=022.1
1=22.1
×
6.4÷8=0.8 9.8÷0.14=70 4.8÷16=0.3 0.63÷9=0.07 8.7÷29=0.3 0.99÷9.9=0.1 5.5÷0.11=50 13.8÷6.9=2
31.【解答】解: 0.56÷8=0.07
0.07×10=0.7 3﹣1.9=1.1
1.2×0.1=0.12 51÷0.3=170 4.3+15.37=19.67 2.9×10.02≈30 12.1÷3.9≈3 6÷0.58≈10
32.【解答】解: 3.6÷3=1.2 4.8÷4=1.2
7.8÷6=1.3
9.9÷9=1.1
56.7÷7=8.1
3.9÷13=0.3 3.6÷12=0.3 8.1÷27=0.3
0.04÷2=0.02 0.88÷4=0.22 1.25÷5=0.25 7.5÷0.05=150
33.【解答】解: 1÷0.25=4
0.78÷6=0.13 2.4÷24=0.1
34÷0.2=170 70×0.12=8.4
6.6÷0.6=11 5÷0.5=10 0.8×7=5.6 8×0.6=4.8
34.【解答】解:
2.1÷2=1.05 3.8+1.02=4.82 7.5×0.4=3 2x0.7x=1.3x
﹣10÷8=1.25
0.80.6=0.48
×3.2×0.5=1.6 9.6
0.06=160
÷3.57
0.7=5.1
÷4.5+0.76=5.26
35.【解答】解: 22.4÷4=5.6 0.25×4=1 42÷3=14
36.【解答】解:
0.21÷7=0.03 5.6÷7=0.8 1.2×5=6
6.12÷0.6=10.2 0.54÷6=0.09 38.5÷5=7.7 24÷0.8=30
24
1.6÷0.4=4 7.2÷8=0.9 4÷5=0.8
37.【解答】解: 1.2÷3=0.4
4.2÷0.01=420 2﹣3.6÷1.8=0
0÷21.3=0
4.6÷0.46=10 5.4÷1.8=3
0.48÷6=0.08 4.6÷23=0.2 6.8÷4=1.7 0.72÷12=0.06
5.2÷13=0.4 12.5÷5=2.5 0.12÷5=0.024
0.72÷4=0.18 9.6÷6=1.6
38.【解答】解: 56÷100=0.56
1.29﹣0.29=1 0.56×100=56
359+402=761 1.2+0.08=1.28
5.35+2.5=7.85 18.6﹣7=11.6 4×(25×14)=1400
0.625×100=62.5 5﹣2.1=2.9 8.07×10=80.7 7.34×0=0
39.【解答】解:
0.42÷0.6=0.7 5×0.6=3 7.8+1.2=9
40.【解答】解:
3.5+0.9=4.4
3.31+1.2=4.51 25×4÷25×4=16 0.25+0.2+0.75=1.2
2.4÷0.24=10 1.25×2.3×8=23
10÷0.1=100 0.1×0.1=0.01 2.5﹣2.5×0.4=1.5
10﹣9.9=0.1 0.67+0.3=0.97 8.9×100=890 8÷16=0.5 1.5×8=12
0.9×60=54
1.04÷2=0.52
2.5×4=10 9.1÷7=1.3
0.39÷39=0.01 0.25÷8=0.03125 0.05×300=15
0×5.8=0
4×8×0.25=8
0.45÷9=0.05 7.2÷9=0.8
41.【解答】解:
2.4÷2=1.2 48÷0.6=80 0.24÷0.2=1.2 4.8÷6=0.8 2.4÷0.2=12 4.8÷0.6=8 9.6÷0.3=32
42.【解答】解:
16÷5=3.2 22÷4=5.5 48÷100=0.48 12.6÷3=4.2 6.06÷6=1.01
96÷3=32
25