G2 LTT. End-term I Revision

Which one is a number pair for 20?

• 9 and 12

• 3 and 17

• 6 and 4

• 10 and 7

Answer explanation

number pair: cặp số

number pair to 20: cặp số tạo thành 20

Which number is even?

• 40

• 35

• 11

• 79

Answer explanation

even: số chẵn

Which number is odd?

• 66

• 28

• 60

• 55

Answer explanation

odd: số lẻ

What is double 9?

• 18

• 9

• 20

• 4

Answer explanation

double: số gấp đôi

Double 10 and double 3 is_______

• 23

• 20

• 26

• 6

Answer explanation

double: số gấp đôi

double 10 = 20

double 3 = 6

double 10 and double 3 = 26

What number is between 36 and 42?

• 18

• 53

• 40

• 32

Answer explanation

between: ở giữa

78 is between _____ and ______.

• 80 and 81

• 60 and 77

• 87 and 78

• 75 and 79

What number is 10 more than 7?

• 10

• 17

• 3

• 7

Answer explanation

more than: nhiều hơn

What number is 10 less than 44?

• 10

• 34

• 22

• 54

Answer explanation

less than: ít hơn

The animals are arranged in the following way, what is the seventh animal from the left?

• turtle

• bird

• hippo

• cat

Answer explanation

seventh: thứ bảy

left: bên trái