Mental Mathematics Challenges

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Level	Qty	What's new?[ Information ] [ Custom ] [ Pupils' view ]
Level 1		Additions up to 10
Level 2		Doubling to x5
Level 3		Additive bonds to 10
Level 4		Doubling to x10, including gaps
Level 5		2 and 10x table to x10; subtractions from up to 10
Level 6		2, 5 and 10x tables to x10
Level 7		Additions to and subtractions from up to 20; additive and subtractive bonds from 10 or 20
Level 8		2, 3, 4, 5, and 10x tables to x10; divisions from the same tables
Level 9		2, 3, 4, 5, 6, 7 and 10x tables to x10; divisions from the same tables
Level 10		Multiplications and divisions up to 10x10
Level 11		Additions to and subtractions from up to 50; additive and subtractive bonds from 10s up to 50
Level 12		Multiplications and divisions up to 12x12
Level 13		Additions to and subtractions from up to 100; additive and subtractive bonds from 10s up to 100
Level 14		(just more questions)
Level 15		(just more questions)
Level 16		(just more questions)
Level 17		Additions to and subtractions from up to 199; additive and subtractive bonds from 10s up to 190
Level 18		Multiplications and divisions up to 13x13
Level 19		Multiplications and divisions up to 15x15; additive and subtractive bonds 10s up to 990
Level 20		Multiplications and divisions up to 20x20; additive and subtractive bonds from any up to 999
Include answers from Level