NAME ______________________________ DATE _______________

ACTIVITY

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Decimal Problems

Make an estimate for each problem before you solve it. Solve the problems and show your work clearly.

  • 1 Shandra is preparing to run in a race. On Tuesday she ran 1.5 miles, on Thursday she ran 2.9 miles, and on Saturday she ran 2 miles. How many miles did she run in all?

  • 2 Mercedes finds two small pieces of gold in her jewelry tray. One piece weighs 0.48 gram, and the other weighs 0.55 gram. How much gold did Mercedes find?

  • 3 1.29 + 3.654 = _______________

  • 4 Joshua is preparing for a race. Today he plans to run 3.5 miles. So far he has run 1.66 miles. How much farther does he need to run?

  • 5 0.98 + 0.05 + 1.06 = _______________


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Table of Contents

Investigations 3 in Number, Data, and Space®, Student Activity Book Unit 1 Puzzles, Clusters, and Towers Unit 2 Prisms and Solids Unit 3 Rectangles, Clocks, and Tracks Unit 4 How Many People and Teams? Unit 5 Temperature, Height, and Growth Unit 6 Between 0 and 1 Unit 7 Races, Arrays, and Grids Unit 8 Properties of Polygons