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Cogito

Grade 4 Math · Chapter 7 · Lesson 7

Practice Worksheet

Units of Measurement

Bigger units, smaller numbers.

10 problems · about 15 minutes · 4.MD.A.1, 4.MD.A.2

NameDate

Figure — use these to answer the problems

The whole beaker is 1 litre, which is 1,000 millilitres.

500 ml

Millilitres500
Figure 1

Warm-Up Review

From earlier lessons. Loosen up before the new work.

2 problems

  1. From “Lines of Symmetry”

    How many lines of symmetry does a square have?

    Answer

  2. From “Sorting Shapes by Their Angles”

    How many right angles can a triangle have?

    Answer

Warm Up

Straightforward practice. Get the method working first.

4 problems

  1. 7 metres in centimetres?

    Answer

  2. How many seconds in a minute?

    Answer

  3. 5 metres in centimetres?

    Answer

  4. 4 kilograms in grams?

    Answer

Build It Up

The same ideas with more to keep track of.

2 problems

  1. 2 minutes in seconds?

    Answer

  2. Going to a smaller unit, does the number get bigger?

    • Yes. It takes more of them.
    • No.

Stretch Yourself

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

2 problems

  1. The Bottle

    2 litres in millilitres. How many?

    Answerml

  2. The Lesson

    3 hours in minutes. How many?

    Answerminutes