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22 Copyright © 2012 Pearson Education, Inc. Publishing as Prentice Hall. To write a fraction as a decimal, divide the numerator by the denominator. Writing Fractions as Decimals

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10 Copyright © 2012 Pearson Education, Inc. Publishing as Prentice Hall. Using the Order of Operations Simplify ( – 2.3) 2 + 4.1(2.2 + 3.1) Simplify inside parentheses. ( – 2.3) 2 + 4.1(2.2 + 3.1) = ( – 2.3) 2 + 4.1(5.3) = 5.29 + 4.1(5.3) Write ( – 2.3) 2 as 5.29. = 5.29 + 21.73 Multiply. = 27.02 Add.

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13 Copyright © 2012 Pearson Education, Inc. Publishing as Prentice Hall. Using Decimals as Replacement Values Evaluate