Предмет: Математика, автор: gulnurmahmutova2

здраствуйте помогите решить математику 648

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Автор ответа: shubinadiana2004

1

1) 0,4(x-y)= 0,4×0,625= 0,25

2)1,2×(-0,625)= -0,75

3) 0,625:0,25= 2,5

4) -0,625:0,75= -0,8(3)

5) 1,5:0,625= 2,4

6) -1,25:(-0,625)= -2

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