(-8) - 7 - (+6) -5 - (-4) - 3 - 2 - (-1) + 28 = ___

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Solution

(-8) - 7 - (+6) -5 - (-4) - 3 - 2 - (-1) + 28

= -8 - 7 - 6 - 5 + 4 - 3 - 2 + 1 + 28

= -(8 + 7 + 6 + 5 + 3 + 2) + (4 + 1 + 28)

(Grouping all the positive and negative integers together)

= -31 + 33

= 2

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(-8) - 7 - (+6) -5 - (-4) - 3 - 2 - (-1) + 28 = ___

(-8) - 7 - (+6) -5 - (-4) - 3 - 2 - (-1) + 28 = -8 - 7 - 6 - 5 + 4 - 3 - 2 + 1 + 28 = -(8 + 7 + 6 + 5 + 3 + 2) + (4 + 1 + 28) (Grouping all the positive and negative integers together) = -31 + 33 = 2

(-8) - 7 - (+6) -5 - (-4) - 3 - 2 - (-1) + 28

= -8 - 7 - 6 - 5 + 4 - 3 - 2 + 1 + 28

= -(8 + 7 + 6 + 5 + 3 + 2) + (4 + 1 + 28)

(Grouping all the positive and negative integers together)

= -31 + 33

= 2