Fraction, Decimal and Percentage
85% as a decimal and a simplest-form fraction is
0.85 and 17/20
50% of 46 is
23
David receives £5 from his Grandmother. He gives £2 to his sister. Write down £2 as a percentage of £5.
40%
A school has 5 year groups. There are x students in each year group. Write an expression, in terms of x, for the total number of students at the school.
5x
-8x + 2x + 4x
-2x
0.12 as a percentage and a simplest-form fraction is
12% and 3/25
A new car is priced at £7500 In a sale it is reduced by 20% Calculate the reduction in price and the new price.
£1500 and £6000
There are 400 beads in a bag. 140 of the 400 beads are yellow. Work out 140 as a percentage of 400.
35%
p squared and then add 10
p2 + 10
- 6x - 3 +3x - 4
-3x - 7
0.124 as a percentage and a simplest-form fraction is
12.4% and 31/250
1400 students attend a school. 51% of the students travel to school by bus. Work out how many students travel to school by bus.
714
There are 600 people at a football match. There 222 children at the match. Write 222 out of 600 as a percentage
37%
h divided by 3 then subtract 1 then multiply by 2
2(h/3 - 1)
3y2 + 2w2 + y2 − w2
4y2 + w2
Write 17/40 as a percentage and a decimal is
42.5% and 0.425
Logan has two tubs of beads.
5% of the 600 beads in Tub A are yellow.
4% of the 900 beads in Tub B are yellow.
Work out the total number of yellow beads in the tubs.
66
The price of an air fryer is £160 In a sale the price is decreased by £28. Work out the decrease as a percentage of the original price.
17.5%
A shop normally sells toasters for £y each. In a sale, the shop reduces the price of the toasters by £15 Write down an expression for the total cost of 6 toasters in the sale
6(y-15) or 6y - 90
Troy is simplifying 2x3 + x3 + xy + yx.
He says the answer is 3x6 + x2y2
Is he correct?
If no, work out the real answer.
No, the real answer is 3x3 + 2xy