1830314
9780866511063
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Suppose 3 goes in and 7 comes out; 8 goes in and 12 comes out; 2 goes in and 6 comes out. If 4 goes in, what comes out? This clever book challenges students to find the rule or algebraic function used to change one number to another. Most rules use addition, subtraction, and multiplication; a few use exponentiation. 59 illustrated worksheets, strategies, teaching ideas, and answers.Logothetti, Dave is the author of 'What's My Rule', published 1983 under ISBN 9780866511063 and ISBN 0866511067.
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