NAME ______________________________ DATE _______________

HOMEWORK

How Many People Counted?

In these counting problems, each student said one number.

  • 1 The students in Ms. Alonzo's class counted by 20s. The first student said 20, the second student said 40, and the third said 60. How many students counted to get to 300? _______________

    How do you know?

  • 2 The students in Mr. Nelson's class counted by 15s. The first student said 15, the second student said 30, and the third said 45. How many students counted to get to 300? _______________

    How do you know?

  • 3 The students in Ms. Weinberg's class counted by 25s. The first student said 25, the second student said 50, and the third student said 75.

    • a. How many students counted to get to 300? _______________ How do you know?

    • b. When the students in Ms. Weinberg's class counted by 25s, did anyone say the number 180? _______________ How do you know?

NOTE

Students find the multiples of a given number and solve multiplication problems.

MWI Multiples: Counting Around the Class


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Table of Contents

Investigations 3 in Number, Data, and Space®, Student Activity Book Unit 1 Arrays, Factors, and Multiplicative Comparison Unit 2 Generating and Representing Measurement Data Unit 3 Multiple Towers and Cluster Problems Unit 4 Measuring and Classifying Shapes Unit 5 Large Numbers and Landmarks Unit 6 Fraction Cards and Decimal Grids Unit 7 How Many Packages and Groups? Unit 8 Penny Jars and Towers