Stars & Stripes

4.NBT.5 – Multiply a whole number of up to four digits by a one digit whole number, and multiply two two digit numbers, using strategies based on place value and the properties of operations.

Multiplication of two digit numbers

Act 1

What do you notice?  What do you wonder?

Focus Questions:  How many white stripes?  How many red stripes?  How many white stars all together?

Act 2

Act 3