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Cogito

Grade 3 Math · Chapter 1 · Lesson 8

Practice Worksheet

Multiplying and Dividing by 3 and 4

Two more tables, built from ones you know.

10 problems · about 13 minutes · 3.OA.C.7, 3.OA.B.5

NameDate

Figure — use these to answer the problems

Set the columns to 3 or 4 and work up through the rows.

4 + 4 + 4 + 4 + 4 + 4 + 4 = 28

7 × 4 = 28

Rows7
Columns4
Figure 1

Warm-Up Review

From earlier lessons. Loosen up before the new work.

2 problems

  1. From “Dividing by 2, 5, and 10”

    40 ÷ 5 = ?

    Answer

  2. From “Multiplying by 2, 5, and 10”

    7 × 5 = ?

    Answer

Warm Up

Straightforward practice. Get the method working first.

4 problems

  1. 8 × 3 = ?

    Answer

  2. What is multiplying by 4 the same as?

    • Doubling twice.
    • Doubling once.

  3. 6 × 3 = ?

    Answer

  4. 7 × 4 = ?

    Answer

Build It Up

The same ideas with more to keep track of.

2 problems

  1. 24 ÷ 3 = ?

    Answer

  2. 36 ÷ 4 = ?

    Answer

Stretch Yourself

Mixed problems. Work out what kind of question it is before you start.

2 problems

  1. The Tables

    6 tables each seat 4 people. How many people can sit down?

    Answerpeople

  2. The Tricycles

    9 tricycles each have 3 wheels. How many wheels?

    Answerwheels