Bonjour,
2/18 + 4/6 = 2/18 + (4×3)/(6×3)
= 2/18 + 12/18
= 14/18
= (2×7)/(2×9)
= 7/9
Bonsoir,
Simplifier :
= 2/18 + 4/6
= 1+6/9
Bonne soirée.