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Sagot :

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bsr

2 x 53 + 53 x 8 = 53 x (2+8) = 53 x 10 = 530

24 x 4 + 16 x 24 = 24 x (4 + 16) = 24 x ... = ..

et

52 x 27 + 48 x 27 = 27 x ( .. + ...) = 27 x .. = ...

MANONBNDL

Réponse:

2×53 + 53×8 = 53×(2+8) = 53×10 = 530

24×4 + 16×24 = 24 ×(4+16) = 24×20 = 480

52×27 + 48×27 = 27×(52+48) = 27×100 = 2700

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