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164 pages • first pub 2015 (editions)
ISBN/UID: 9781507796511
Format: Paperback
Language: English
Publisher: CreateSpace Independent Publishing Platform
Publication date: 31 January 2015
Description
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. Here's how the trick works.Look at the first digit of 35, which is the number 3. We add on...
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164 pages • first pub 2015 (editions)
ISBN/UID: 9781507796511
Format: Paperback
Language: English
Publisher: CreateSpace Independent Publishing Platform
Publication date: 31 January 2015
Description
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. Here's how the trick works.Look at the first digit of 35, which is the number 3. We add on...
Community Reviews
Content Warnings