Question

4. Write neatly and legibly.

QUESTION 1
1.1
Find the sum:
1.1.1 2+6+(-7) + 10 = 11
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Answer 1

Hey
So first you need to remove the brackets

When there is a in front of an expression in brackets, the expression remains the same

2+6-7+10=11

Then combine the numbers and it comes out as 11 so it’s true

Answer 2

Find the sum:

1.1.1 2+6+(-7) + 10 = 11

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11=11