G2 MATH REVIEW 1. TÂN ĐỊNH

What number is it?

7 tens and 5 ones

• 54

• 55

• 75

• 57

Write this number:

twenty-seven

• 27

• 37

• 17

• 11

What is the place of 7 in 72?

• 70

• tens

• 2

• ones

Which digit is in ones place of 15?

• 9

• 5

• 1

Which number does NOT have 8 in its tens place?

• 89

• 86

• 18

Which digit is in tens place of 54?

(digit: chữ số)

• 1

• 4

• 5

What number is right before 9?

• 8

• 10

• 11

What number is right after number 18?

• 16

• 17

• 19

What number is between 19 and 21?

• 18

• 22

• 20

Which number is greater than "sixty"?

• 60

• 61

• 20