Understanding Two-Digit Numbers

Compare the two numbers: 47 and 52. Which symbol correctly compares them?

• 38

• 39

• 40

If you have the number 56, what is 10 more than this number?

• 66

• 65

• 64

Subtract 30 from 70. What is the result?

• 30

• 40

• 50

Compare the two numbers: 83 and 78. Which symbol correctly compares them?

• 35

• 36

• 37

If you have the number 42, what is 10 less than this number?

• 32

• 31

• 30

Subtract 50 from 90. What is the result?

• 30

• 40

• 50

Compare the two numbers: 65 and 65. Which symbol correctly compares them?

• 67

• 68

• 69