enVision 2.0 Grade 3 Topics 1, 2, 3 Review

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to multiply a number by a sum by distributing the multiplication to each addend.

Front

How can you express 5x5 using the distributive property?

Back

(5 x 4) + (5 x 1)

Front

If a farm has 5 pens and each pen has 9 goats, how many goats are there in total?

Back

45 goats (5 pens x 9 goats each = 45 goats)

Front

What is the commutative property?

Back

The commutative property states that changing the order of the numbers in an operation does not change the result. For example, 10 x 8 = 8 x 10.

Front

What is the identity property of multiplication?

Back

The identity property of multiplication states that any number multiplied by 1 remains the same. For example, 9 x 1 = 9.

Front

What multiplication fact is shown by 5 x 4?

Back

5 x 4 = 20.

Front

What is the associative property?

Back

The associative property states that the way numbers are grouped in addition or multiplication does not change their sum or product. For example, (2 + 3) + 4 = 2 + (3 + 4).

Front

What is the multiplicative inverse?

Back

The multiplicative inverse of a number is what you multiply it by to get 1. For example, the multiplicative inverse of 5 is 1/5.

Front

What is the difference between the commutative and associative properties?

Back

The commutative property deals with the order of numbers, while the associative property deals with the grouping of numbers.

Front

What is a multiplication fact?

Back

A multiplication fact is a basic multiplication equation that can be quickly solved, such as 4 x 6 = 24.