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Cogito

Grade 3 Math · Chapter 2 · Lesson 1

Practice Worksheet

Rounding to the Nearest Ten

Which ten is it closer to?

10 problems · about 13 minutes · 3.NBT.A.1

NameDate

Figure — use these to answer the problems

Move the dot and watch which ten it is closer to.
404550halfway
The number47
Figure 1

Warm-Up Review

From earlier lessons. Loosen up before the new work.

2 problems

  1. From “Multiplication and Division Word Problems”

    5 boxes with 8 pens each. How many pens?

    Answer

  2. From “Multiplying by 0 and 1”

    7 × 0 = ?

    Answer

Warm Up

Straightforward practice. Get the method working first.

4 problems

  1. Round 73 to the nearest ten.

    Answer

  2. What happens to a number that is exactly halfway?

    • It rounds up.
    • It rounds down.

  3. Round 34 to the nearest ten.

    Answer

  4. Round 68 to the nearest ten.

    Answer

Build It Up

The same ideas with more to keep track of.

2 problems

  1. Round 25 to the nearest ten.

    Answer

  2. Round 291 to the nearest ten.

    Answer

Stretch Yourself

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

2 problems

  1. The Crowd

    62 people came to a show. Roughly how many is that, to the nearest ten?

    Answerpeople

  2. Exactly Halfway

    Round 85 to the nearest ten.

    Answer