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24-08-2018
Mathematics

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Find 3 + (-9)

1. Should you add or subtract 3 and 9? Why?

2. Is the sum positive or negative?

Find 3 9 1 Should you add or subtract 3 and 9 Why 2 Is the sum positive or negative class=

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24-08-2018

9 is in parentheses therefore it's elevated above 3 that means you have to do operations on it first.
3 + (-9) = -6
The sum is negative.

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