3-Digit by 2-Digit Multiplication
Multiply 3-digit numbers by 2-digit numbers using the standard algorithm
What You'll Learn
- Multiply 3-digit numbers by 2-digit numbers
- Use partial products or standard algorithm
- Estimate products before calculating
📖Multi-Digit Multiplication
When multiplying 3-digit by 2-digit numbers, we use the same process as before but with more steps. Multiply by the ones digit, then by the tens digit, and add the partial products.
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Estimate first by rounding both numbers to check if your answer is reasonable.