Peter had the following place value cards and base ten blocks.

The teacher asked Peter to show 759 with his cards and blocks.

This is what Ben showed. What did he do wrong?

Write a number sentence and then the answer.

Write a number sentence and then the answer.

Fill in < or> or =

a. 799 766	b.745 750
700 + 90 + 7 767

Break up the number.

a. Build each number with your cards.

b. Write the value for each digit. Now do these: Break up your number.

790
689
699
755
690

Write the number names.

668
757
799
742
691