Problem 5 · 2012 Math Kangaroo
Easy
Arithmetic & Operations
order-of-operations
To the number 6 we add 3. We multiply the result with 2 and add 1. What is the result of this calculation?
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Answer: E — 19
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Hint 1 of 2
Follow the instructions in order, one step at a time.
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Hint 2 of 2
Add first, then multiply, then add — don't skip the brackets in your head.
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Approach: carry out the operations in the stated order
- Add 3 to 6 to get 9.
- Multiply by 2 to get 18.
- Add 1 to get 19.
- The answer is 19 (E).
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