0.8+0.9=1.7
0.06-0.01=0.05
0.4+0.06=0.46
5-0.2=4.8
0.14+0.03=0.17
1.5-0.4=1.1
2.1+0.6=2.7
2-1.2=0.8
0.02+0.05=0.07
0.1+0.04=0.14
1-0.8=0.2
0.06+0.3=0.36
0.24-0.11=0.13
0.3+1.7=2
4.5-0.2=4.3
0.04+0.1=0.14
0.46-0.12=0.34
7.9-4=3.9
0.28+0.12=0.4
0.09-0.03=0.06
0.04+0.5=0.54
0.38-0.16=0.22
0.45+0.55=1
6.8-2=4.8
0.06+0.04=0.1
10-4.2=5.8
5-0.1=4.9
7.2+3.02=10.22
9.13+0.45=9.58
3.7+4.5=8.2
12.5-0=12.5
13.13-8=5.13
7.5+12=19.5
0.001+5.2=5.201
16-0.9=15.1