1) - 14,30,6+5,7 (-1,4) 2) (3,4-5) * (-4,12+4,04) 3) 5/9 * (-3 6/7) - (-3 5/7) * 3/52 4) (2 1/3-3 1/4) * (2 3/4-0,95) 5) - 3 1/51 2/3 6=-3 5/9 (-1 1/8)

Question

Tcipoletta

Математика

19 мая, 16:30

1) - 14,30,6+5,7 (-1,4) 2) (3,4-5) * (-4,12+4,04) 3) 5/9 * (-3 6/7) - (-3 5/7) * 3/52 4) (2 1/3-3 1/4) * (2 3/4-0,95) 5) - 3 1/51 2/3 6=-3 5/9 (-1 1/8)

+3

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Василиса Никифорова · Answer 1

1) - 14,3*0,6+5,7 * (-1,4) =

=-8,58-7,98=-16,56

2) (3,4-5) * (-4,12+4,04) =

= (-1,6) * (-0,08) = 0,128

3) 5/9 * (-3 6/7) - (-3 5/7) * 3/52=

=5/9 * (-27/7) - (-26/7) * 3/52=

=5 * (-3/7) + 26/7*3/52=

=-15/7+1/7*3/2=

=-15/7+3/14=-27/14

4) (2 1/3-3 1/4) * (2 3/4-0,95) =

=-11/12 * (11/4-19/20) =

=-11/12*9/5=-11/4*3/5=

=-33/20=-1,65

5) - 3 1/5*1 2/3=

=-16/3

6) - 3 5/9 * (-1 1/8) =

= (-32/9) * (-9/8) = 4

1) - 14,3*0,6+5,7 * (-1,4) 2) (3,4-5) * (-4,12+4,04) 3) 5/9 * (-3 6/7) - (-3 5/7) * 3/52 4) (2 1/3-3 1/4) * (2 3/4-0,95) 5) - 3 1/5*1 2/3 6=-3 5/9 * (-1 1/8)

1) - 14,30,6+5,7 (-1,4) 2) (3,4-5) * (-4,12+4,04) 3) 5/9 * (-3 6/7) - (-3 5/7) * 3/52 4) (2 1/3-3 1/4) * (2 3/4-0,95) 5) - 3 1/51 2/3 6=-3 5/9 (-1 1/8)