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Your search returned 7 results

Listed under:  Mathematics  >  Number (Mathematics)  >  Rounding
Online

TIMES Module 18: Number and Algebra: decimals and percentages - teacher guide

  • TLF-IDM008606

This is a 21-page guide for teachers containing an introduction to decimals and percentages. It shows how place value is extended to describe positive numbers less than one. It also explores how to represent decimals on the number line, compare decimals, undertake the four basic arithmetic operations with decimals and change ...

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Online

MoneySmart: Hey! Let's have a big day out!

  • TLF-IDM017871

This is a year 5 mathematics unit of work about costing and budgeting for various types of family outings. The unit is intended to take about 7.5 hours of teaching and learning time, and is recommended for near the end of the school year. It consists of an introduction, five sets of student activities, and teacher notes ...

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Video

Rounding whole numbers: 2

  • TLF-IDM011490

This is a video demonstration of rounding a whole number to the nearest thousand. In the commentary, the presenter explains the thinking behind the process of rounding such numbers and presents a visual representation of rounding whole numbers using a number line. Practice questions with answers are included, and hints ...

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Video

MathXplosion, Ep 16: It's an estimate, not a guess!

  • TLF-IDM024925

An approximation is the nearest estimate without having the precise size or measurement of something. See how accurate estimates are made in logical ways using information about many things in our everyday lives.

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Video

Mixed Up Maths, Ep 6: Maths saves lives

  • TLF-IDM018753

Can maths really help to save lives? In this clip we see some real life applications of mathematics. Some are about helping to save lives others are about how maths can be useful. What do Florence Nightingale and WHO, the World Health Organisation have in common?

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Video

MathXplosion, Ep 5: Measure a tree without using a ladder

  • TLF-IDM024940

What do you do when you need to measure a length, height or distance but don't have a ruler or some other measuring instrument? You can compute linear measurements with surprising accuracy using indirect measurements, proportions and estimations. Learn a nifty trick to measure a tree from a distance.

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Video

MathXplosion, Ep 3: How many heads tall are you?

  • TLF-IDM024945

What are non-standard measurement units? Did you know we can reliably use objects in the real world, including our own body parts, to measure things? This concept of anthropometry, the ratios of body measurements, was first proposed by Leonardo da Vinci.

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