Questions	Your answer	Correct answer	Marking
What is 8 - 4 ?	4	4	✓
What is 9 - 7 ?	2	2	✓
What is 3 - 1 ?	2	2	✓
What is 3 - 2 ?	1	1	✓
What is 5 - 5 ?	0	0	✓
What is 5 - 9 ?	4	-4	✗
What is 1 - 4 ?	3	-3	✗
What is 1 - 9 ?	8	-8	✗
What is 8 - 1 ?	7	7	✓
What is 1 - 3 ?	2	-2	✗
What is 3 - 1 ?	2	2	✓
What is 8 - 1 ?	7	7	✓
What is 7 - 1 ?	6	6	✓
What is 2 - 1 ?	1	1	✓
What is 3 - 8 ?	5	-5	✗
What is 7 - 2 ?	5	5	✓
What is 7 - 8 ?	1	-1	✗
What is 4 - 9 ?	5	-5	✗
What is 8 - 1 ?	7	7	✓
What is 2 - 1 ?	1	1	✓

Your final score is 13/20. Time taken 2 minutes, 9.65 seconds.

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