Week 8: Multiply by 2-digit numbers

Skills and concepts for Multiply by 2-digit numbers.

1. 1. Multiply by multiples of ten
2. 2. Estimate products: multiply by 2-digit numbers
3. 3. Multiply 2-digit numbers by 2-digit numbers using area models
4. 4. Multiply 2-digit numbers by 2-digit numbers using partial products
5. 5. Multiply a 2-digit number by a 2-digit number
6. 6. Multiply a 2-digit number by a 2-digit number: multi-step word problems
7. 7. Find two numbers based on sum and product