Two-Digit Multiplication
4th Grade · Math · 25 min· Ccss 4.nbt.b.5
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Learning Objective
I can multiply a two-digit number by a two-digit number.
- 1
When multiplying a two-digit number by another two-digit number, you can start by multiplying the top number by the ones digit of the bottom number, just like multiplying by a one-digit number.
- 2
When multiplying by the tens digit, remember that this digit represents a multiple of ten, so you need to add a zero as a placeholder in the ones place of the second partial product.
- 3
After finding both partial products, add them together to get the final product.
