8.42+9.48= 80-52.1= 91.26-30.35= 17+47.5=
4.1-0.5=
6+2.7=
5.3-0.6=
7-0.4=
2.8-0.4=
7+0.33=
0.8+1.1=
5.6-3.1=
9.58-0.58=
2.3+0.7=
1-0.01=
7.2+0.8=
5.67+8.9= 1.03+0.7=
4+2.75= 63-0.9=
8.75+6.5= 3.23-1.89= 12-0.99=
3.67+2.54= 8.64-2.69= ※17.02-7.95=