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Maths & Science
Maths
Squares to 100 ^2
Squares of two-digit figures can be calculated with some practise within less seconds; with some mnemonics and three rules!
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Levels
Discussion
Mems
1
Multimedia
Introduction
2
Ready to plant
1^2 to 25^2
3
Multimedia
Rule for 26 ^2 to 50 ^2
4
Ready to plant
26^2 to 50^2
5
Multimedia
Rule for 51^2 - 75^2
6
Ready to plant
51^2 to 75^2
7
Multimedia
Rule for 76^2 to 100^2
8
Ready to plant
76^2 to 100^2
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