Bonsoir,
Factoriser
15,2×99+15,2×1
= 15,2 * (99 + 1)
= 15,2 * 100
= 1 520
17×1007-17×7
= 17 * (1 007 - 7)
= 17 * 1 000
= 17 000.
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Bonsoir,
Factoriser
15,2×99+15,2×1
= 15,2 * (99 + 1)
= 15,2 * 100
= 1 520
17×1007-17×7
= 17 * (1 007 - 7)
= 17 * 1 000
= 17 000.