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Cogito

Grade 3 Math · Chapter 3 · Lesson 9

Practice Worksheet

Multiplication and Division Fluency

Knowing them, not working them out.

10 problems · about 13 minutes · 3.OA.C.7

NameDate

Figure — use these to answer the problems

If a fact will not come, cut the array and build it.

8 × 7 = 56

8 × 7 = (8 × 5) + (8 × 2) = 40 + 16 = 56

Rows8
Columns7
Cut here if you get stuck5
Figure 1

Warm-Up Review

From earlier lessons. Loosen up before the new work.

2 problems

  1. From “Patterns in the Times Tables”

    Is 8 × 7 odd or even?

    • Even
    • Odd

  2. From “Missing Factors and Divisors”

    7 × ? = 63

    Answer

Warm Up

Straightforward practice. Get the method working first.

4 problems

  1. 7 × 6 = ?

    Answer

  2. 48 ÷ 6 = ?

    Answer

  3. 6 × 8 = ?

    Answer

  4. 9 × 7 = ?

    Answer

Build It Up

The same ideas with more to keep track of.

2 problems

  1. 56 ÷ 8 = ?

    Answer

  2. 81 ÷ 9 = ?

    Answer

Stretch Yourself

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

2 problems

  1. The Grid

    A grid has 9 rows of 8. How many squares?

    Answersquares

  2. The Share

    63 sweets shared between 9 children. How many each?

    Answersweets