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Reading and writing fractions

Mathematics

Reading and writing fractions

An AR classroom game for Grade 3. Learners can aim with their hands at the camera or play by tapping the screen.

This set has 6 questions in an interactive multiple choice activity.

Curriculum indicatorค 1.1 ป.3/3

A look before you play

Sample questions

A few real prompts from the game to help you choose an activity for your class.

  1. A cake is cut into 8 pieces and 3 are eaten. What fraction is that?

    • 3/8
    • 8/3
    • 3/5
    Read the explanation

    The bottom number is the eight pieces in all; the top number is the three that were eaten.

  2. What is 1/2 of 10?

    • 2
    • 5
    • 10
    Read the explanation

    Half of ten is five.

  3. What is 1/4 of 12?

    • 4
    • 6
    • 3
    Read the explanation

    A quarter means splitting into four equal parts and taking one: twelve divided by four is three.

Before you play

Game teaching guide

What children will practise

Name and write fractions from a situation (8 slices of cake, 3 eaten), find a fraction of a number such as 1/4 of 12, and know that equal top and bottom numbers make 1 (indicator ค 1.1 ป.3/3).

What's in the worksheet

6 multiple-choice questions - A cake cut into 8 pieces, 3 eaten: 3/8, with distractors 8/3 and 3/5 - 1/2 of 10 is 5 and 1/3 of 9 is 3 - 1/4 of 12 is 3 - Which fraction is greater than 1/2? 3/4 - 2/2 equals 1

How to use it in class

Use after teaching what a fraction means, 6-7 minutes, team mode. Give each team 12 counters. - For 1/4 of 12, teams split the counters into 4 equal piles and count one - For the cake, draw a circle in 8 parts, shade 3, then ask what fraction is left - For "greater than 1/2", lay a strip folded in halves beside one folded in quarters - Play it linked to the class to record results in the mark book

Common sticking points

- For the cake, choosing 8/3 by flipping the fraction, or 3/5 by using the 5 remaining slices as the bottom number. Stress that the bottom number is all the pieces - Choosing 4 for 1/4 of 12, giving the denominator. Share real objects - Choosing 1/4 as greater than 1/2 because 4 is bigger than 2. Compare paper strips