Coucou,
1) 3/2 + 3/8
= 3×4/2×4 + 3/8
= 12/8 + 3/8
= 15/8
2) 2 + 5/4
= 8/4 + 5/4
= 13/4
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Coucou,
1) 3/2 + 3/8
= 3×4/2×4 + 3/8
= 12/8 + 3/8
= 15/8
2) 2 + 5/4
= 8/4 + 5/4
= 13/4