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How to Add and Subtract Numbers in Your Head
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How to Add and Subtract Numbers in Your Head
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Find out how to use mental methods when doing addition and subtraction in your head.
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Authors
Infobase
BBC Worldwide Learning (Firm)
Subjects
Mathematics.
Word problems (Mathematics)
Addition.
Subtraction.
Mental arithmetic.
Mathematics, Number, Operations, Grades 1-8
Language
English
Series
Bitesize - Elementary Math Bitesize - Elementary Math.