toán lớp 1

What is the missing number in the number bond: 9 + __ = 10?

• 15

• 1

• 7

• 2

What is the missing number in the number bond: 3 + __ = 10?

• 7

• 5

• 8

• 12

What is the missing number in the number bond: 7 + __ = 10?

• 8

• 5

• 3

• 1

What is the missing number in the number bond: 2 + __ = 10?

• 4

• 12

• 6

• 8

What is the missing number in the number bond: 9 + __ = 10?

• 1

• 2

• 3

• 4

What is the missing number in the number bond: 4 + __ = 10?

• 8

• 6

• 2

• 12

What is the missing number in the number bond: 6 + __ = 10?

• 12

• 8

• 2

• 4

What is the missing number in the number bond: 8 + __ = 10?

• 5

• 2

• 3

• 7

What is the missing number in the number bond: 1 + __ = 10?

• 2

• 5

• 7

• 9

What is the missing number in the number bond: 0 + __ = 10?

• 1

• 5

• 15

• 10