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Language: en
Pages: 247
Pages: 247
Type: BOOK - Published: 1992-11-11 - Publisher: John Wiley & Sons
Demonstrates a slew of time-saving tips and tricks for performing common math calculations. Contains sample problems for each trick, leading the reader through
Language: en
Pages: 250
Pages: 250
Type: BOOK - Published: 2015-11-10 - Publisher: Penguin UK
If you hate mathematics If you have always struggled to solve your maths problems in time If you are scared of complex calculations If you are attempting compet
Language: en
Pages: 164
Pages: 164
Type: BOOK - Published: 2015-01-31 - Publisher:
Can you multiply 35x35 in your head? That is, can you square the number 35?There's a mental math trick so that you can easily square any number ending in 5. Her
Language: en
Pages: 306
Pages: 306
Type: BOOK - Published: 2008-06-03 - Publisher: Crown
These simple math secrets and tricks will forever change how you look at the world of numbers. Secrets of Mental Math will have you thinking like a math genius
Language: en
Pages: 161
Pages: 161
Type: BOOK - Published: 2021-10-07 - Publisher: Atlantic Books
What is 4% of 75? Can you calculate 60 + 60 x 0 + 1? Which is bigger, an 18-inch pizza or two 12-inch pizzas? Join award-winning maths presenter Kyle D Evans on