Year 4 · Mathematics and statistics · Measurement
Angles and time
Right angles and degrees (90°, 180°, 360°), estimating angles, telling time to the minute, durations and equivalent times.
Everything for this topic in one place
- 3D lesson: Angles and time — Turn angle fans to see 90°, 180° and 360°, estimate angles against a right angle, read a 3D clock to the minute and work out durations.
- 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 2 (Years 4–6), with New Zealand places, money and native birds.
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More Year 4 maths topics
Place value to 10,000 and rounding · Adding and subtracting · Multiplication and division · Fractions and tenths · Money · Number sentences and growing patterns · Area, perimeter and volume · Polygons, symmetry and transformations · Dot plots and bar graphs