Multiplication assignment 1

1. Write write a grouping, a price, a rate, and a multiplicative comparison word problem

2. For the word problem below, write a repeated sets description, a repeated addition number sentence,and a multiplication number sentence

There are 4 packages of chewing gum.  Each package has 6 sticks of gum.  How many sticks of gum are there?

3. Draw several diagrams and/or interpretations for 4x5 (your work will be judged on the completeness of the variety of models represented).

4. Explain these words mean:

• multiplier
• multiplicand
• factor
• product

5. Explain why the commutative property of multiplication is not obvious to second graders (children usually encounter multiplication formally in second grade).

6. Draw a diagram and write an explanation of the commutative property using 5×7=7×5 as an example.