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Cogito

Grade 3 Math · Chapter 7 · Lesson 3

Practice Worksheet

Two-Step Problems With All Four Operations

Working out which operations, and in what order.

10 problems · about 15 minutes · 3.OA.D.8

NameDate

Figure — use these to answer the problems

Draw what you know. The missing piece shows the operation.
First amount and Second amount
In all
First amount24
Second amount18
Figure 1

Warm-Up Review

From earlier lessons. Loosen up before the new work.

1 problem

  1. From “Equal Areas of a Shape”

    A shape split into 7 equal parts. What is the denominator of one part?

    Answer

Warm Up

Straightforward practice. Get the method working first.

4 problems

  1. 9 × 6 − 20 = ?

    Answer

  2. What should you do before working a two-step problem?

    • Estimate, so a wrong answer stands out.
    • Start calculating straight away.

  3. 7 × 6 − 15 = ?

    Answer

  4. 54 ÷ 9 + 12 = ?

    Answer

Build It Up

The same ideas with more to keep track of.

2 problems

  1. 8 × 7 − 26 = ?

    Answer

  2. 63 ÷ 7 + 25 = ?

    Answer

Stretch Yourself

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

3 problems

  1. The Sweet Shop

    4 bags of 9 sweets. 12 are eaten. How many are left?

    Answersweets

  2. The Class Trip

    48 children go in groups of 6. Then 2 more groups join. How many groups in all?

    Answergroups

  3. The Bookshelf

    35 books are shared onto 5 shelves. Then 4 more go on one shelf. How many on that shelf?

    Answerbooks