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Comparison of Integers Using a Number Line

Evaluate:23-...

Question

Evaluate:
$(23 - 15) + 4$

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Solution

Finding the value of $(23 - 15) + 4$ .

Simplify the terms in the bracket first
$(23 - 15) + 4 = 8 + 4$
$= 12$ (0.5 mark)

Hence, $(23 - 15) + 4 = 12$ . (0.5 mark)

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Comparison of Integers Using a Number Line

Standard VI Mathematics

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