Toán Lớp 6: ( - 47 ) × ( 55 - 32 ) - 55 × ( 32 -47 )

@Bao (-47)xx(55-32)-55xx(32-47) =-47xx23-55xx(-15) =-1081+825 =-256

(-47)xx(55-32)-55xx(32-47) = (-47)xx23-55xx(-15) = -1081-(-825) = -1081+825 = -256

Toán Lớp 6: ( - 47 ) × ( 55 - 32 )

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