Problem 3 · 2016 Math Kangaroo
Easy
Arithmetic & Operations
order-of-operations
Follow the arrows through the boxes (see diagram). What is the final result?
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Answer: A — 24
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Hint 1 of 2
Work the two top boxes first, then feed both results into the bottom + box.
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Hint 2 of 2
The left box is 17 + 3 and the right box is 20 − 16.
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Approach: follow the flow chart from top to bottom
- Left box: 17 + 3 = 20.
- Right box: 20 − 16 = 4.
- Bottom box: 20 + 4 = 24.
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