Percentages Flashcards

1
Q

To find 50%

A

Half it

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

To find 10 %

A

Divide by 10

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Per cent means

A

Out of 100

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

To find 23% of £450 on your calculator

A

23/100 x 450 = £103.50

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

To find 76% of 50m on your calculator

A

76/100 x 50 = 38m

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Percentage Profit

A

Profit/Original x 100

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Percentage Loss

A

Loss/Original x 100

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

To find 25%

A

half it and half it again

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

To find 5%

A

Divide by 10 then half it

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

To find 1%

A

Divide by 100

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Find 10% of £66

A

£6.60

66 ÷ 10

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

To find 20%

A

divide by 10 to get 10% then double it

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Find 10% of 130kg

A

13kg

130 ÷ 10

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Find 50% of £30

A

£15

30 ÷ 2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Find 25% of 50kg

A

12.5kg

50 ÷ 2 = 25, 25 ÷ 2 = 12.5

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Find 5% of $60

A

$3

60 ÷ 10 = 6, 6 ÷ 2 = 3

17
Q

Find 75% of 40m

A

30m

40 ÷ 2 = 20, 20 ÷ 2 = 10, 20 + 10 = 30

18
Q

Fred bought a car for £1300 and sold it for £1612. Calculate the percentage profit.

A

Percentage profit = 24%
(profit = 1612 - 1300 = 312
% profit = 312/1300 x 100)