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# Solve for n:
45 × 7 = n

Question:

A
315

Explaination

Write the problem vertically with the larger number on top. Multiply one digit at a time starting with the ones column. 7 × 5 = 35. Write down the 5 and carry the 3 to the tens column. 7 × 4 = 28 and 28 + 3 = 31. Write down the 31 to the left of the 5. 45 × 7 = 315

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