Name Chapter 4, Lesson 4 Reteach Date Mental Math: Fraction and Decimal Equivalents CA Standards NS 1.5, MR 3.3 Equivalent values can be expressed as a decimal or a fraction using a number line. 1 1 Place the values 3 _ , 3_ , and 4.25 on the number lines. 4 2 Decimal Number Line 3 3.25 3.50 3.75 4.0 3 4 4 4.25 4.50 4.75 5 3 4 5 Fraction Number Line 3 3 1 4 1 2 3 Convert fractions to decimals. 3 1 4 4 1 2 Write the decimals in a place value chart. 4 3_1 = 3.5 B ones 2 C 3 3 4 4.25 . . . tenths hundredths 2 5 2 5 0 5 Compare. Write >, <, or = for each 2 1_ 8 1.3 2. 2.5 4 Find the least number ﬁrst. 1. Compare the digits in the ones place. 3_1 = 3.25 A 1. 4 2. Compare the digits in the tenths place. 3. Compare the digits in the hundredths place. List the order of all three numbers. 3.25 < 3.5 < 4.25 . Use mental math. 4 2_ 8 3. 3_ 5 3 3.5 4. 4.4 1 4_ 4 Writing Math Explain how a number line can be used to compare a mixed number and a decimal. Reteach Use with text pages 84–85. Copyright © Houghton Mifflin Company. All rights reserved. 73745_C4L4_RET.indd 25 7/6/07 3:17:39 PM