1. Repeated Percentage Change – Increase & Decrease – Four in a Row
Competing in pairs, students should select a question and
calculate an answer.
They should attempt to get four answers in a row on the answer grid
(using Xs or Os).
It may be necessary to set a time limit for students selecting questions!
Worksheets increase in difficulty and are in 3 sizes.

2. Printing To print handouts from slides -
Select the slide from the left. Then click:
File > Print > ‘Print Current Slide’
To print multiple slides -
Click on a section title to highlight all those slides,
or press ‘Ctrl’ at the same time as selecting slides to
highlight more than one. Then click:
File > Print > ‘Print Selection’
To print double-sided handouts -
Highlight both slides before using ‘Print Selection’.
Choose ‘Print on Both Sides’ and ‘Flip on Short Edge’.

3. 4 in a Row ②
Choose a combination of
principal, % change per annum & term length.
Find the result in the Answer Grid and mark it (X or O).
If there are duplicates, you must choose one!
The first player to get 4 in a row wins!
Questions
Principal
% Change
Per Annum
Term
Length
£100 6%
2 Years
15%
£200
18%
3 Years
−8%
£300
−15%
Nearest £
Answer Grid
152
397
254 61
456 85
217
265
164
357
132
304 72
112
156
225
234
145
184
329
493
123
238
119
169 78
337
139
418
278

4. 4 in a Row ①
4 in a Row ①
Choose a combination of
principal % change per annum & term length.
Find the result in the Answer Grid and mark it (X or O).
If there are duplicates, you must choose one!
The first player to get 4 in a row wins!
Choose a combination of
principal, % change per annum & term length.
Find the result in the Answer Grid and mark it (X or O).
If there are duplicates, you must choose one!
The first player to get 4 in a row wins!
Questions
Questions
Principal
% Change
Per Annum
Term
Length
£100
10%
2 Years
20%
£200
30%
3 Years
−10%
£300
−20%
Principal
% Change
Per Annum
Term
Length
£100
10%
2 Years
20%
£200
30%
3 Years
−10%
£300
−20%
Nearest £
Answer Grid
Nearest £
Answer Grid
220
266
432
338
173 73
243
128
121
242
162
399
439 64
192
346
154 81
144
659
169
518
133
146
102
363
219 51
507
288
220
266
432
338
173 73
243
128
121
242
162
399
439 64
192
346
154 81
144
659
169
518
133
146
102
363
219 51
507
288

5. 4 in a Row ②
4 in a Row ②
Choose a combination of
principal, % change per annum & term length.
Find the result in the Answer Grid and mark it (X or O).
If there are duplicates, you must choose one!
The first player to get 4 in a row wins!
Choose a combination of
principal, % change per annum & term length.
Find the result in the Answer Grid and mark it (X or O).
If there are duplicates, you must choose one!
The first player to get 4 in a row wins!
Questions
Questions
Principal
% Change
Per Annum
Term
Length
£100 6%
2 Years
15%
£200
18%
3 Years
−8%
£300
−15%
Principal
% Change
Per Annum
Term
Length
£100 6%
2 Years
15%
£200
18%
3 Years
−8%
£300
−15%
Nearest £
Answer Grid
Nearest £
Answer Grid
152
397
254 61
456 85
217
265
164
357
132
304 72
112
156
225
234
145
184
329
493
123
238
119
169 78
337
139
418
278
152
397
254 61
456 85
217
265
164
357
132
304 72
112
156
225
234
145
184
329
493
123
238
119
169 78
337
139
418
278

6. 4 in a Row ③
4 in a Row ③
Choose a combination of
principal, % change per annum & term length.
Find the result in the Answer Grid and mark it (X or O).
If there are duplicates, you must choose one!
The first player to get 4 in a row wins!
Choose a combination of
principal, % change per annum & term length.
Find the result in the Answer Grid and mark it (X or O).
If there are duplicates, you must choose one!
The first player to get 4 in a row wins!
Questions
Questions
Principal
% Change
Per Annum
Term
Length
£80
0.5%
2 Years
8.5%
£95
14.3%
4 Years
−7.5%
£122
−12.5%
Principal
% Change
Per Annum
Term
Length
£80
0.5%
2 Years
8.5%
£95
14.3%
4 Years
−7.5%
£122
−12.5%
Nearest £
Answer Grid
Nearest £
Answer Grid 59
169
137 70 47 81 56 94
208
112 93
124
162
144 61 73
111 72
132 82
159
123 96
105 89
104 97 68 59
169
137 70 47 81 56 94
208
112 93
124
162
144 61 73
111 72
132 82
159
123 96
105 89
104 97 68

13. tom@goteachmaths.co.uk Questions? Comments? Suggestions?
…or have you found a mistake!?
Any feedback would be appreciated .
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