Summary
Math Antics begins multi-digit multiplication, multiplying by one-digit numbers step by step. A clear, animated 6-minute lesson you can drop straight into a grade 4 math block -- pause-friendly, with worked examples on screen.
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All ages
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Teaching resources
Discussion questions
Discussion
A few questions to talk through after watching “Multi-Digit Multiplication, Part 1.”
- How is multiplying by a one-digit number like repeated addition?
- Why do you carry when a column's product is ten or more?
- How can place value help you estimate the product first?
Quick work-a-long
Vocabulary: multiply, product, factor, carry, place value.
Try it: Multiply a 3-digit number by a 1-digit number and estimate to check.