Question

1-1=

9 + (-2) =
(-1) - (-5) =
2+(-7) =
(-7) + 1 =
17+9 =
(-5) - (-9) =
(-10) - (-7) =

Answer 1

1 - 1 = 0

9 + -2 = 7

-1 - -5 = 4

2 + -7 = -5

-7 + 1 = -6

17 + 9 = 26

-5 - -9 = 4

-10 - -7 = -3

Explanation:

1. Simple Subtraction
2. + -2 = -2 ["Opposites" are ALWAYS negative]
3. - -5 = +5 ["Double Negatives" are ALWAYS positive]
4. See #2 in brackets
5. See #2 in brackets
6. Simple Addition
7. See both Exercises 3 and 2 in brackets
8. See both Exercises 3 and 2 in brackets

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**The swiftest way to solve these integers after altering them by using the information in brackets, is to simply take the sign of the LARGER quantity.