Arithmetic
54-28 =
26
What are the first 3 multiples of 7?
7 , 14 and 21
Is 42 divisible by 3?
yes
3 + 4 ÷ 2
5
There are 9 girls in the field.
There were 5 times as many boys as girls in the field. How many boys were at the field?
1u = 9
5u = 5 × 9 = 45
There were 45 boys at the field.
12 × 11 =
132
4 and 8 is a Factor pair of _____
32
Which number is divisible by 2 and 4? 2020, 370, 4533
2020
56 ÷ (7 + 1)
7
Sam bought 8 cookies. Ben bought thrice as many cookies as Sam. How many cookies did Ben buy?
1u = 8
3u = 3 × 8 = 24
Ben bought24 cookies.
802 x 25
20050
What is the 10th Multiple of 9?
90
3055 ÷ 5 =
611
88 ÷ (24-13) x 12 =
96
There are red, blue and green balls in the store.
There are 450 red balls.
There are 120 fewer blue balls than red balls.
There are 90 fewer green balls than blue balls.
How many green balls are there?
450 – 120 = 330
330 – 90 = 240
There are 240 green balls.
2688÷ 3 =
896
What are all the factors of 120?
1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60 and 120
Which number is divisible by 6? 3106 124 72144
72144
Place brackets to make the equation to become true
12 x 4 + 2 - 12 = 60
12 x (4 + 2) - 12 = 60
There were 500 people at a show.
There were 250 adults and the rest were children.
170 children were boys. How many girls were there?
250 + 170 = 420
500 – 420 = 80
There were 80 girls.
6975 ÷ 9 =
775
Which number is divisible by 5 and 6?
18000, 250, 375
18000
Place brackets to make the equation to become true
17 - 8 x 2 + 6 x 11 - 5 = 37
17 - 8 x 2 + 6 x (11 - 5) = 37
At a carnival, an adult ticket costs three times as much as a child ticket.
Mr Farhan paid $40 for 2 adult tickets and 2 children tickets.
How much does an adult ticket cost?
8u = 40
1u = 40 ÷ 8 = 5
3u = 5 x 3 = 15
An adult ticket costs $15.