2.0+3.1=
5.1
7.5-3.2 =
4.3
3.4+1.4=
4.8
4.4-3.3
1.1
2.4+5.2=
7.6
8.1-3.0=
5.2+4.4=
10.1-10.1=
0.0
10.10+10.2
21.1
23.4-22.2=
1.2
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