Sagot :
a) 48 x 7 = (40+8)x7
= 40x7+8x7
=280+56=336
b) 48 x 7 = (50-2)x7
=50x7-2x7
=350-14=336
= 40x7+8x7
=280+56=336
b) 48 x 7 = (50-2)x7
=50x7-2x7
=350-14=336
a) 48 x 7
= ( 40 + 8 ) x 7
=(40x7)+(8x7)
=280+56
=336
b) 48 x 7
= ( 50 - 2 ) x 7
=(50x7)-(2x7)
=350-14
=336
= ( 40 + 8 ) x 7
=(40x7)+(8x7)
=280+56
=336
b) 48 x 7
= ( 50 - 2 ) x 7
=(50x7)-(2x7)
=350-14
=336