Math Quiz (First Month) for grade 3

Which property is used for this equation?

12 + 25 = 25 + 12

• Associative property of addition.

• Commutative property of addition.

• Identity (zero) property of addition.

Which property is used for this equation?

8 + (4 + 7) = (8 + 4) + 7

• Associative property of addition.

• Commutative property of addition.

• Identity (zero) property of addition

Which property is used for this equation?

56 + 0 = 56

• Associative property of addition.

• Commutative property of addition.

• Identity (zero) property of addition.

Write the missing number in this equation:

(20 + 3) + 5 = (20 + __ ) + 5

Write the missing number in this equation:

22 + 3 = 22 + __+ 3.

Write the missing number in this equation:

15 + (2 + 5) = 15 + __.

Find the sum for this equation using the standard way:

412 + 193 = ____.

Find the sum for this equation using the standard way:

678 + 215 = ____. 

Find the sum for this equation using the standard way:

562 + 431 = ____.

Find the sum for this equation using the standard way:

540 – 312 = ____.