Crateclass

Year 7 · Mathematics and statistics · Number

Fractions, decimals and percentages

Converting, comparing and ordering; adding and subtracting fractions and decimals; multiplying and dividing; terminating and repeating decimals.

Open this topicStart free

Everything for this topic in one place

  • 3D lesson: Fractions, decimals and percentages — Match fraction bars to decimal and percentage strips, simplify, add fractions with common denominators, multiply and divide with pizzas, and spot repeating decimals.
  • Teacher presentation — slides to put on the projector.
  • Worksheets at three levels — Tūī (support), Kererū (core) and Kea (extension), each with an answer key on the last page.
  • Online practice — assign it to your class in the Crateclass classroom and the results come back by themselves.

Written for Te Mātaiaho, Phase 3 (Years 7–8), with New Zealand places, money and native birds.

Try before you sign up

See a full 3D lesson, a game and printable worksheets with no account on the free samples page. Teachers who sign up by 18 December 2026 get everything free until 9 April 2027.

More Year 7 maths topics

Powers of 10 and expanded form · Primes, factors, HCF and LCM · Integers · Rounding, estimation and order of operations · Proportional reasoning, percentages and money · Algebraic notation and equations · Linear patterns and the coordinate plane · Perimeter, area and volume formulae · Triangles and angles in polygons · Transformations, nets and compass points · Statistical investigations, averages and graphs · Experimental and theoretical probability

All topics, Years 1–8