Sagot :
bsr
5/6 - 3/4 + 1/3
= 10/12 - 9/12 + 4/12
= 5/12
puisque 5/6 = 5x2/6x2 = 10/12
que 3/4 = 3x3/4x3 = 9/12
et que 1/3 = 1x4/3x4 = 4/12
et que (10 - 9 + 4) = 5
bsr
5/6 - 3/4 + 1/3
= 10/12 - 9/12 + 4/12
= 5/12
puisque 5/6 = 5x2/6x2 = 10/12
que 3/4 = 3x3/4x3 = 9/12
et que 1/3 = 1x4/3x4 = 4/12
et que (10 - 9 + 4) = 5