Advanced Mathematics Primary 5 Whole Numbers

A bakery packs buns into boxes. The total number of buns packed can be worked out using the expression: 48 ÷ (12 − 4) × 3 + 5. What is the value of this expression?

A 5
B 13
C 23
D 48
Show Worked Solution

Worked Solution

Step 1: Evaluate the bracket first (B in BODMAS). (12 − 4) = 8 Step 2: Rewrite the expression. 48 ÷ 8 × 3 + 5 Step 3: Division and multiplication share equal priority — work left to right. 48 ÷ 8 = 6 6 × 3 = 18 Step 4: Addition last. 18 + 5 = 23 Answer: 23

Correct answer: 23

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