Add 78, 56 and 49.
Answer
183
The correct answer is 183 — The final sum is .
Step-by-step solution
- Add the first two numbers: .
- Add the third number to the partial sum: .
- The final sum is .
Common mistake: forgetting to carry over from tens to hundreds
Concept tested: addition with multi‑digit carryover
Published · How this solution was prepared and checked
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