四下小数计算题，带答案

1.2+2.8=4
1.5+3.6=5.1
22.5+23=45.5
0.125+0.348=0.473
0.65+2.35=3
4.27+3.15=7.42
3.24+1.157+0.163=4.54
0.12+3.16=3.28
0.124+3.15=3.274
22.26+3.16=25.42
0.14+10.46=10.6
1.238+0.152=1.39
4.12+5.18=9.3
10.56+12.44=23
10.2+0.8+10.58=21.58
0.23+0.37+12.35=12.95
5.24+5.28+4.44=14.96
0.14+0.26=0.4
3.5+2.4+3.1=9
4.2+5.6+4.9=14.7
四下应该刚学小数加减法吧。追答

9.28-7.02=2.26
9.58-3.14=6.44
7.6-5.6=2
6.538-5.423=1.115
8.56-1.56=7
6.35-1.23=5.12
4.32-2.65=1.67
6.45-5.1=1.35
2.1-1.1=1
7.65-0.25=7.4

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