25 math short cuts / Virgilio Y. Prudente
By: Prudente, Virgilio Y [author].
Material type:
BookPublisher: Quezon City : VYP-MSC Solutions, [2014]Description: 100 pages.Content type: text Media type: unmediated Carrier type: volumeOther title: Twenty five math short cuts.Subject(s): Ready-reckoners | Filipiniana| Item type | Current location | Collection | Call number | Status | Date due | Barcode | Item holds |
|---|---|---|---|---|---|---|---|
| Book | Balingasa Branch Filipiniana Section | Filipiniana | F 513.9 P971t 2014 (Browse shelf) | Available | 124435d |
Browsing Balingasa Branch Shelves , Shelving location: Filipiniana Section , Collection code: Filipiniana Close shelf browser
| F 512.9 B465p 2008 Painless math | F 512.9 M266c 2014 College algebra | F 512.9 P125p 2008 Painless math | F 513.9 P971t 2014 25 math short cuts | F 516 B465p 2008 Painless math | F 516.24 P712 2013 Plane and solid mensuration | F 516.242 L151m 2016 Modern plane trigonometry |
Addition by creating zeroes
All from 9 and the last from 10 subtraction
Subtraction without borrowing
Multiplying by 2
Doubling and halving together
Multiplying by 9
Diving by 5, 50, 0.5 etc.
Multiplying by 5, 50, 5%, etc.
Dividing by 9
Dividing by 4 and 8
Multiplying by 25, 250, and 125
Dividing by 25, 250, and 125
Squaring numbers ending in 5
Multiplying complementary numbers
Base multiplication : teens and other
Base multiplication : numbers below the base
Base multiplication : one number above and once number below the base
Squaring numbers near 50
Multiplying numbers with the same units
Multiplying numbers ending in 5
Multiplying number when their average is a multiple of 10
Squaring any number
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