1.2,5-1,8+2,43-1,7 = 2.5 - 1.8 + 2.43 - 1.7 = 0.7 + 2.43 - 1.7 = 3.13 - 1.7 = 1.4320-(0,8+0,03)-1,9 = 20 - 0.83 - 1.9 = 20 - 2.73 = 17.27
3,75 + b = 4,92 => b = 4,92 - 3,75 = 1.17x + 0.18 = 5 => x = 5 - 0.18 = 4.8210 - x = 0.99 => x = 10 - 0.99 = 9.01
4,79 + 4,538 = 9,328 > 106,124 + 4,001 = 10,125 > 10
1.2,5-1,8+2,43-1,7 = 2.5 - 1.8 + 2.43 - 1.7 = 0.7 + 2.43 - 1.7 = 3.13 - 1.7 = 1.43
20-(0,8+0,03)-1,9 = 20 - 0.83 - 1.9 = 20 - 2.73 = 17.27
3,75 + b = 4,92 => b = 4,92 - 3,75 = 1.17
x + 0.18 = 5 => x = 5 - 0.18 = 4.82
10 - x = 0.99 => x = 10 - 0.99 = 9.01
4,79 + 4,538 = 9,328 > 10
6,124 + 4,001 = 10,125 > 10