Lesson 3 of 8 ยท Grades 4 to 5

Practice: Decimals on a number line

Ten questions on number lines: reading points, counting jumps of a tenth and ordering decimals that cross a whole number.

How to use this page

This page gives you ten more questions on the same idea as the lesson "Decimals on a number line". Work through them at your own speed. Write your answer down or say it out loud before you open the answer box, so you give yourself a real chance to think.

If a question feels hard, go back to the lesson and look at the worked example again. Getting a question wrong is useful; it shows you the part that needs one more look.

Practice questions

Answer all ten questions in your notebook or in your head. Then open each answer to check your work.

  1. A line from 0 to 1 is split into ten parts. Which decimal is at the seventh tick?

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    0.7. Seven equal jumps of one tenth.

  2. On a tenths line, which decimal is two ticks past 3?

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    3.2. Three wholes and two tenths.

  3. What decimal is halfway between 1.2 and 1.4?

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    1.3. It is one tenth from each end.

  4. A point sits halfway between 2.7 and 2.8. Which decimal is it?

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    2.75. Halfway between two tenths is five hundredths more.

  5. Order from smallest to largest: 1.5, 0.6, 1.05.

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    0.6, 1.05, 1.5.

  6. Mia jumps 0.25 m each time. Where is she after three jumps?

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    0.75 m. Three jumps of a quarter of a metre.

  7. Which is closer to 4: 3.9 or 4.25?

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    3.9. It is one tenth away from 4, while 4.25 is a quarter away.

  8. A line from 0 to 2 is split into 20 equal parts of one tenth. Which decimal is at the fourteenth tick?

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    1.4. Fourteen tenths is one whole and four tenths.

  9. Is 0.7 between 0.6 and 0.8? Answer yes or no.

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    Yes. 0.7 sits exactly halfway between 0.6 and 0.8.

  10. A jar fills from 0 to 1 litre. It holds 0.45 litres. Which tenth mark does it pass next?

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    0.5. The next tenth after 0.45 is 0.50.