Salut !
-15/36 × 63/(-10) = 15/36 × 63/10
= (15 × 63) / (36 × 10)
= (5×3×9×7) / (4×9×2×5)
= (3×7) / (4×2)
= 21/8
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Salut !
-15/36 × 63/(-10) = 15/36 × 63/10
= (15 × 63) / (36 × 10)
= (5×3×9×7) / (4×9×2×5)
= (3×7) / (4×2)
= 21/8