1.7+2.8=4,5. 9,2-3,4=5.8
3.6+0.9=4,4. 10.3-8,17=2.13
2,1+3.16=5.26. 11-2.68=8,32
7.3+0.865=8.165 4.1-2.74=1.36
1.7+2.8=4,5. 9,2-3,4=5.8
3.6+0.9=4,4. 10.3-8,17=2.13
2,1+3.16=5.26. 11-2.68=8,32
7.3+0.865=8.165 4.1-2.74=1.36