Number practice

Equal groups and related facts

Multiplication and division undo each other.
CONCEPT

3 equal groups of 4 make 12.

3 × 4 = 12   12 ÷ 4 = 3
4 × 3 = 12   12 ÷ 3 = 4

1Make equal groups.

Pack 35 counters into bags with 5 counters in each bag. How many bags?

Draw equal groups or an array to prove your answer.

a
Multiplication:
b
Related division:
2Complete each multiplication fact and related division fact.
a
3 × = 21
21 ÷ 3 =
b
5 × = 45
45 ÷ 5 =
c
10 × = 60
60 ÷ 10 =
d
3 × = 27
27 ÷ 3 =
e
5 × = 20
20 ÷ 5 =
f
10 × = 80
80 ÷ 10 =
3Use a fact family.

Use 3, 8 and 24 to write two multiplication facts and two division facts.

a
b
c
d

Explain how knowing a multiplication fact helps you divide.

4Solve and show your thinking.
a
40 pencils, 10 in each pot. How many pots?
b
5 teams have 6 players each. How many players?