YELLOW / KHS MATHEMATICS DEPARTMENT
Section 1
1(a)Farida buys a bunch of flowers fro £3.75.
How much change does she get from £5 ?(1)
(b)Ian buys a pizza for £1.20 and a drink of orange for 38p.
He pays with a £2 coin. How much change should he get ?(2)
2The total weight of a team of eight rowers is 611.6kg.
Divide by 8 to calculate their average weight.(2)
3In one week a car salesman sells cars for these prices :
£6299£8650£7325£5080
(a)Round each price to the nearest £100
(b)Use your answers to estimate the total value of the sales(4, 2)
Section Total = 11 marks
Section 2
1A painter calculates that the amounts of paint he will need to cover the various
areas of a factory are :
6.3 litres, 7.8 litres, 9.5 litres and 12.9 litres.
(a)Round the amounts to the nearest whole litre.
(b)Use your answers to estimate the total volume of paint required.
(c)The paint comes in 5 litre cans. How many cans are needed ?(4, 2, 2)
2(a)Round each price to the nearest £10.
(b)Use your answers to estimate the total
cost of the package.(3, 2)
3The currency exchange bureau offers 1.16 euros for $1.
How many euros will Nicki get for :
(a) $40(b) $86(1.1)
4(a)In a discus competition Mark’s best throw is 47.23m.
Nick’s is 43.65m.
Who wins and by how far ?(2)
(b)Cora cycled 26.6km on one trip and 24.79km on another.
(i)Calculate the total distance.
(ii)How much less than 60km did she cycle ?(2)
Section Total = 19 marks
S1 BLOCK 3 DECIMALS HOMEWORKGREEN / KHS MATHEMATICS DEPARTMENT
Section 1
1A painter calculates that the amounts of paint he will need to cover the various
areas of a factory are :
6.3 litres, 7.8 litres, 9.5 litres and 12.9 litres.
(d)Round the amounts to the nearest whole litre.
(e)Use your answers to estimate the total volume of paint required.
(f)The paint comes in 5 litre cans. How many cans are needed ?(4, 2, 2)
2(a)Round each price to the nearest £10.
(b)Use your answers to estimate the total
cost of the package.(3, 2)
3The currency exchange bureau offers 1.16 euros for $1.
How many euros will Nicki get for :
(a) $40(b) $86(1.1)
4(a)In a discus competition Mark’s best throw is 47.23m.
Nick’s is 43.65m.
Who wins and by how far ?(2)
(b)Cora cycled 26.6km on one trip and 24.79km on another.
(i)Calculate the total distance.
(ii)How much less than 60km did she cycle ?(2)
Section Total = 19 marks
Section 2
1A geologist weighs two mineral samples. Calculate :
(a)the total weight of the samples
(b)the difference in weight(2, 2)
2The table shows Ruth’s wages for one month.
(a)Calculate her total wages for the month.
(b)How much below £2000 is the total ?(2, 2)
3A milk carton holds 2.272 litres of milk.
Martin calculates that he can fill 22 of the milk cartons
from a 50 litre tank.
(a)Check that he is correct.
(b)What volume of milk will be left ?(2, 1)
Section Total = 11 marks
S1 BLOCK 3 DECIMALS HOMEWORKBLUE / KHS MATHEMATICS DEPARTMENT
Section 1
1A geologist weighs two mineral samples. Calculate :
(c)the total weight of the samples
(d)the difference in weight(2, 2)
2The table shows Ruth’s wages for one month.
(a)Calculate her total wages for the month.
(b)How much below £2000 is the total ?(2, 2)
3A milk carton holds 2.272 litres of milk.
Martin calculates that he can fill 22 of the milk cartons
from a 50 litre tank.
(a)Check that he is correct.
(b)What volume of milk will be left ?(2, 1)
Section Total = 11 marks
Section 2
1These are the lap times of Bill’s 4 by 400m run :
60.4 s62.5 s58.3 s56.2 s
Calculate his average lap time.(3)
2Which of these supermarket offers is the best value ? Show your method.
(b) Orange juice / (i) 10 litres for £6.30 / (ii) 6 litres for £3.54
(c) Free range turkey / (i) 7kg for £12.32 / (ii) 10kg for £16.80
(2, 2, 2)
Section Total = 9 marks