NAME ______________________________ DATE _______________

DAILY PRACTICE

Solve Two Ways

Solve each problem using the U.S. standard algorithm and one other way. Show your work clearly.

  • 1 76 × 29 = _______________

    U.S. standard algorithm: Second way:
  • 2 158 × 46 = _______________

    U.S. standard algorithm: Second way:

Ongoing Review

  • 3 Which of the following is true?

    • A 80 × 10 > 50 × 20

    • B 30 × 70 > 20 × 100

    • C 50 × 6 < 7 × 40

    • D 100 × 70 < 30 × 30

NOTE

Students practice flexibility with solving multiplication problems and use one method to check the other.

MWI Multiplication Strategies; U.S. Standard Algorithm for Multiplication


End ofPage 373

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