Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 1 - Section 1.7 - Addition and Subtraction of Fractions - Exercise - Page 43: 91


1$\frac{1}{8}$ cups

Work Step by Step

cups of flour chef have = 3$\frac{3}{8}$ cups of flour chef needs = 2$\frac{1}{4}$ flour left = 3$\frac{3}{8}$ - 2$\frac{1}{4}$ =$\frac{27}{8}$ - $\frac{9}{4}$ =$\frac{27}{8}$ - $\frac{9}{4}\times$ $\frac{2}{2}$ =$\frac{27}{8}$ - $\frac{18}{8}$ =$\frac{9}{8}$ =1$\frac{1}{8}$ cups
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