Arrays
Use the array to write two different multiplication facts.
X X X X X
X X X X X
X X X X X
X X X X X
5 X 4 = 20
4 X 5 = 20
b = 5 x 9
b =
b = 45
p = 7 x 6
p =
p = 42
Jazmine waters the hanging plants for a total of 18 minutes. She waters each plant for 3 minutes. How many plants does Jazmine water?
_________ x _________ = _________
_________ ÷ _________ = _________
3 x 6 = 18
18 ÷ 3 = 6
2 x 1 =
2
Use the array to write two different multiplication facts.
X X X X X
X X X X X
2 X 5 = 10
5 X 2 = 10
30 ÷ 5 = g
g =
g = 6
f ÷ 6 = 8
f =
f = 48
There are 48 liters of water needed to finish filling the dunk tank at the carnival. Each container holds 8 liters of water. How many containers are needed to finish filling the dunk tank?
_________ x _________ = _________
_________ ÷ _________ = _________
6 x 8 = 48
48 ÷ 8 = _6
___________ x 6 = 36
6
Use the array to write two different multiplication facts.
X X X X
X X X X
X X X X
4 X 3 = 12
3 X 4 = 12
7 x j = 28
j =
j = 4
n x 8 = 32
n =
n = 4
Brandon and his 4 friends decide to share a cab to go the mall. If they each spend $9, how much did the cab ride cost altogether?
$36
24 ÷ _________ = 6
4
Use the array to write two different multiplication facts.
X X X X X X X
X X X X X X X
X X X X X X X
X X X X X X X
7 X 4 = 28
4 X 7 = 28
y ÷ 3 = 7
y =
y = 21
9 x a = 45
a = 5
Mrs. Ferreira pours 36 liters of water equally into 9 containers. How much water is in each container? Use a letter to represent the unknown AND solve.
36 ÷ 9 = c
c = 4
___________ x 6 = 12
2
Use the array to write two different multiplication facts.
X X X X
X X X X
X X X X
X X X X
X X X X
X X X X
6 X 4 = 24
4 X 6 = 24
p ÷ 4 = 36
p =
p = 9
72 ÷ d = 6
d =
d = 12
Athena does practices piano for 20 minutes a day. How many minutes will she practice in 6 days?
20 + 20 + 20 + 20 + 20 + 20 = 120 minutes
81 ÷ 9 = _________
9