Maths - Number Foundation

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 Author: HLHSMaths ID: 220932 Filename: Maths - Number Foundation Updated: 2013-05-24 07:27:16 Tags: Maths Number Foundation Folders: Description: GCSE Number Revision for Foundation Show Answers:

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1. Work out

of 95
38
2. Work out
0.1 x 0.9
0.09
3. Two whole number multiply together to give 1000. Neither of the numbers contain a zero. What are the two numbers?
125 and 8
4. Given that
748 + 748 + 748 + 748 = 2992
complete the following:

748 x ........ = 2992

74.8 x ........ = 29920
4

400
• 120 ÷ 10 = 12
• 12 ÷ 4 = 3
• 3 x 7 = 21
• 7466 - 6942 = 524
• 524 x 4.5 = 2358p
• Change to £'s
• £23.58
5. Jill write £4.99 x 20 = £998

Is she correct?

Why?
No £99.80
6. Susan is choosing pairs of numbers from the list:
6    23    24    51    108

(a) She multiplies two numbers together.
Which two numbers should she choose to
get an answer between 200 and 300?

(b) She divides one number by another.
What is the largest possible answers?
(a) 6 x 34 or 204

(b) 108 ÷ 6 = 18
7. 350 people go on a coach holiday.
Each coach will seat 53 people.

(a) How many coaches are needed?

(b) How many seats will be empty?
(a) 7

(b) 7 x 53 = 371

371 - 350 = 21
8. Use a calculator to calculate:

(a) 2.72

(b) the cube of 4.2
(a) 9.16...

(b) 74.1
9. A drink in Japan costs 374 yen.
The exchange rate is £1 = 189 yen.
What is the cost in pounds?
374 ÷ 189 = £1.98
10. America 200 ÷ 1.82 = £109.89

Japan 20370 ÷ 194 = £105

109.89 - 105 = £4.89

Japan by £4.89
11. 3 x 52 = 156

156 + 26 = 182

245 - 182 = £63
12. Write 15.2864 to 2 decimal places
15.29
13. Work out:

(a)

(b)
(a) 0.08

(b) 12.5
14. Jack buys 1.5kg of oranges at 98p per kg.
He also buys some bananas at 85p per kg.
His total bill is £2.49.
What is the weight of the bananas he buys?
1.5 x 98 = 147p

249 - 147 = 102p

102 ÷ 85 = 1.2 kg
15. Sarah is paid £5.10 per hour.
Each day she works 7.5 hours.
Each week she works 5 days.
How much does she earn each week?
7.5 x 5 = 37.5

37.5 x 5.10 = £191.25
16. Mrs Moore parked her car in car park at 9.00am.
She drove out of the car park at 4.00pm.

The car park charges £1.80 per hour.

(a) For how many hours was her car in the
car park?

(b) How much did she pay, in total, for
parking her car?
(a) 7 hours

(b) 7 x 1.80 = £12.60
17. Shamina buys three apples that cost 40 p each and four bananas that cost 25p each.
She pays with a £10 note.
How much change should Shamina get?
40 x 3 = 120p

25 x 4 = 100p

120 + 100 = £2.20

10.00 - 2.20 = £7.80
18. 20 - 5.60 = 14.40

14.40 - 1.30 = £13.10

Shoes 15 ÷ 10 = 1.50

15 - 1.50 = £13.50

No
19. Sam has £1.65
Vicki has 75p
How much must Sam give Vicki so they each end up with the same amount?
1.65 - 0.75 = 0.90

90 ÷ 2 = 45p
20. In imperial measure 8 furlongs = 1 mile
The English Derby horse race is 1.5 miles long.
How many furlongs is this?
1.5 x 8 = 12 furlongs
21. Two square numbers under 50 have a difference that is also a square number.
Which two square numbers are they?
25 and 16 OR 25 and 9
22. Three consecutive square numbers have a total greater than 50 but less than 100.
Which three square numbers are they?
36, 25 and 16
• 3 x 35 = £1.05
• 2 x 40 = 80p

1.05 + 0.80 = £1.85

5.00 - 1.85 = £3.15
23. (a) £19

(b) 51 minutes
24. £3.02
25. 15 + 7 x 40 = 295

295 ÷ 60 = 4 hours 55

12.45 - 4.55

7.50am
26. Trevor buys five packets of crisps.
The change from £3 is 75p.
How much does one packet of crisps cost?
3 - 0.75 = 2.25

225 ÷ 5 = 45p
27. 140 x 80 = 11200p (£112)

112 - 70 = £42
28. Tom has £2200.
He gives  to his son and  to his daughter.
How much does Tom keep for himself?

You must show all your working.
1/4 of 2200 = 550

2/5 of 2200 = 880

2200 - (550 + 880) = £770
29. Jane spends £4.50 on fruit.
Her total bill is £22.50.
What percentage of her total bill is fruit?
4.50/22.50 x 100

20%
30. Cans of cola are sold in packs of six. Each pack costs £2.18. Sam buys eight packs of cola.

(a) How many cans does he buy altogether?

(b) How much does Sam pay for eight packs?

(c) Sam pays with a £20 note. How much
change is given?
(a) 48

(b) 2.18 x 8 = £17.44

(c) £2.56
31. 90 ÷ 30 = £3

25 x 3 = £75
32. 16.50 ÷ 10 = £1.65

8.50 ÷ 10 = £0.85

0.85 + 1.65 = £2.50

25.00 - 2.50 = £22.50
33. Jameel is buying a dining table for £250.
He pays a deposit that is half of the cost.

(a) How much is the deposit that Jameel Pays?

(b) Jameel will pay the rest in 10 equal
payments. How much is each payment?
(a) 250 ÷ 2 - £125

(b) 125 ÷ 10 = £12.50
34. 920 - 425 = 495

495 ÷ 3 = 165g
35. This is the payment plan for Donal's mobile phone. He receives a bill every month.

Payment Plan

£5 per month plus 5p per minute

(a) In January Donal did not make any calls.
How much was his bill?

(b) In February Donal made 100 miuntes of
calls. How much was his bill?

(c) In March Donal's bill was £7.50.
How many minutes of calls did he make?
(a) £5

• (b) 5p x 100 = £5
•      £5 + £5 = £10

• (c) 7.50 - 5 = 2.50
•      2.50 ÷ 5 = 50

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