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Question
45 – [38 – {60 ÷ 3 – (6 – 9 ÷ 3) ÷ 3}]
Sum
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Solution
45 – [38 – {60 ÷ 3 – (6 – 9 ÷ 3) ÷ 3}]
= 45 - [38 - {60 ÷ 3 - (6 - 3)÷ 3}]
= 45 - [38 - {20 - 3 ÷ 3}]
= 45 - [38 - {20 -1}]
= 45 - [38 - 19]
= 45 - 19
= 26
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Properties of Operations on Integers
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