SHORTCUT TO SUBTRACT NUMBERS
Description
SHORTCUT TO SUBTRACT NUMBERS Get more FREE MATH shortcuts at www.LazyMaths.com
Presentation Transcript
Slide 1 : Example
7 8 1 0 0 0 - 3 0 1 Subtracting from multiples of 10 Step 1 – Subtract the unit’s digit from 10 and others from 9 Final Answer 7 8 1 0 0 0 – 3 0 1 = 7 8 0 6 9 9 © LazyMaths.com 9 7 8 1 0 0 0 3 0 1 780 9 9 10 9 6 - 780 3 0 1 - convert Note how the Minuend is converted
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