Questions	Your answer	Correct answer	Marking
What is 5 - 6 ?	-1	-1	✓
What is 10 - 1 ?	9	9	✓
What is 10 - 7 ?	3	3	✓
What is 3 - 3 ?	0	0	✓
What is 1 - 8 ?	-7	-7	✓
What is 8 - 2 ?	6	6	✓
What is 5 - 4 ?	1	1	✓
What is 1 - 7 ?	-6	-6	✓
What is 9 - 8 ?	1	1	✓
What is 5 - 7 ?	-2	-2	✓
What is 10 - 10 ?	0	0	✓
What is 7 - 9 ?	-2	-2	✓
What is 7 - 3 ?	4	4	✓
What is 4 - 7 ?	-3	-3	✓
What is 1 - 7 ?	-6	-6	✓
What is 5 - 8 ?	-3	-3	✓
What is 8 - 8 ?	0	0	✓
What is 10 - 7 ?	3	3	✓
What is 7 - 9 ?	-2	-2	✓
What is 4 - 9 ?	-3	-5	✗

Your final score is 19/20. Time taken 1 minutes, 10.34 seconds.

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