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Number Know-How

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By Kate Boehm Jerome
Publisher National Geographic Society
Number Know-How
Preview: Hear it

Examines how scientists use number sense to find answers, explains how benchmarks are helpful, describes situations in which mental math can help, and shows how to judge the reasonableness of answers to everyday problems involving math.

2436 words2,436 words
24 pages24 pages
Lexile 870LLexile 870L
Published 2004Published 2004

On Grade Vocabulary:

Hear it convert Hear it digit Hear it complex Hear it denominator Hear it flytrap Hear it perspective Hear it subtract Hear it bid Hear it aquatic Hear it constant Hear it supercomputer Hear it boggy Hear it botanist Hear it kilogram Hear it attractive Hear it reasonable Hear it calculation Hear it basis Hear it unfamiliar Hear it firsthand Hear it comparison

Challenge Words Vocabulary

Hear it denominator Hear it benchmark Hear it flytrap Hear it bid Hear it aquatic Hear it supercomputer Hear it boggy Hear it botanist Hear it firsthand
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Book ISBN:

9780792245919

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