Shorter or Longer?
Subtraction
Addition
Mystery!
100

Amanda's string is 3 inches long and Karen's is 2 inches long. Which one is longer?

Karen's string! (2 inches)

100

10 - 7 

3!

100

10 + 10 

20

100

20 - 13

7

200

Is 5 inches longer than 7 inches?

No! 7 inches is 2 inches longer than 5 inches. 

200

20 - 10

10!
200

12 + 8 

20!

200

If Amanda is 5 feet tall and Cara is 4 feet tall, who is taller? 

Amanda is taller!

300

Is 12 feet shorter than 20 feet?

Yes! 12 feet is 8 feet shorter than 20 feet. 

300

18 inches - 10 inches

8 inches

300

13 inches + 5 inches

18 inches


300

20 inches - 18 inches 

2 inches 

400

Lily's apple tree is 6 feet tall. Michelle's apple tree is 9 feet tall. Whose tree is taller?

Michelle's apple tree is longer than Lily's tree by 3 feet. 

400

20 - 15

5!

400

13 feet + 7 feet

20 feet!

400

Is 10 feet longer than 20 feet?

No!

500

Cole is 6 feet tall and Jake is 6 feet and 4 inches tall. Who is taller? 

Jake is taller than Cole by 4 inches!

500

8 feet - 3 feet

5 feet

500

15 + 4

19 

500

12 + 5

17!