What's it worth?
Expand it!
Sum it up!
Do you get the concept?
What comes next?
100

The 4 in the number 45.

What is 40?

100

28

What is 20 + 8

100

12 + 7

What is 19?

100

If a number has two digits, what are the values of each digit?

What are tens and ones?

100

2, 4, 6, 8, 10 ______

What is 12?

200

The 2 in the number 72.

What is 2?

200

51

What is 50 + 1

200

11 + 7

What is 18?

200

The best way to add ten on a hundreds chart

What is one block down?

200

30, 40, 50, 60, _____

What is 70?

300

The 6 in the number 67.

What is 60?

300

49

What is 40 + 9

300

9 + 6

What is 15?

300

How to subtract one on the hundreds chart

What is go back one space?

300

5, 10, 15, 20, 25, 30, _______

What is 35?

400

The 9 in the number 93.

What is 90?

400

12

What is 10 + 2?

400

5 + 13

What is 18?

400

I've identified a number on the hundreds chart that includes 5 complete rows of ten, and 2 individual squares. This is my number.

What is 52?

400

46, 47, 48, 49, ______

What is 50?

500

The 1 in the number 17.

What is 10?

500

50

What is 50 + 0?

500

7 + 6

What is 13?

500

This is the way you move on a number line to subtract.

What is backwards?

500

76, 77, 78, 79, 80, ______

What is 81?

M
e
n
u