Progression in Mastery Year 4 Count in Fractions
- Slides: 16
Progression in Mastery Year 4 Count in Fractions Challenge yourself to count in fractions! ©Deepening Understanding LTD 2020
Let’s do this! Which is the smallest number? Which is the greatest? 4 8 12 5 9 5 5 10 5 5 6 1 5 2 1 5 10 Can you spot any equivalent fractions? ©Deepening Understanding LTD 2020
Let’s revisit what we should know… When a fraction equals a whole, the numerator and denominator are the _____. five fifths = one whole ninths = one whole Can you share some examples of your own? ©Deepening Understanding LTD 2020
Let’s revisit what we should know… When a fraction is greater than one, the numerator is ____ than the denominator. six fifths = one whole and one fifth eleven ninths = one whole and two ninths Can you share some examples of your own? ©Deepening Understanding LTD 2020
Let’s revisit what we should know… An improper fraction has a total ______ than or ______ to one. We can use our knowledge of ‘part’ and ‘whole’ to describe improper fractions as mixed numbers. There are _____ quarters altogether. ? 4 = ? ? 4 _____ quarters is the same as _____ whole and _____ quarters. ©Deepening Understanding LTD 2020
Counting on a number line in fractions.
Let’s learn We can use our knowledge of improper fractions and mixed numbers to count in fractions. 1 2 3 4 5 6 3 3 3 1 1 1 3 We allsay sayit!it! You I say it! ©Deepening Understanding LTD 2020 1 2 3 2
Let’s learn We can count in ascending order… 2 3 4 5 6 7 4 4 4 1 1 1 4 We allsay sayit!it! You I say it! ©Deepening Understanding LTD 2020 1 2 4 1 3 4
Let’s learn …or descending order. 1 8 7 6 5 4 3 5 5 5 3 5 1 2 5 1 1 5 1 We allsay sayit!it! You I say it! ©Deepening Understanding LTD 2020
Let’s learn We can count up or down in different ways. This sequence is ascending by 2 4 6 8 6 6 1 1 2 6 We allsay sayit!it! You I say it! ©Deepening Understanding LTD 2020 2. 6 10 12 6 6 1 4 6 2
Let’s learn We can count up or down in different ways. This sequence is _____ by _____. 19 16 13 10 7 4 10 10 10 1 9 10 1 6 10 1 3 10 1 We allsay sayit!it! You I say it! ©Deepening Understanding LTD 2020
Let’s talk Are these fractions ascending or descending? Describe the pattern. 22 7 20 7 18 7 16 7 What are the next five fractions in the sequence? ©Deepening Understanding LTD 2020 14 7 12 7
Let’s talk What is the same and what is different about the sequences? 22 7 20 7 18 7 16 7 1 3 7 6 2 7 4 2 7 2 2 7 ©Deepening Understanding LTD 2020 14 7 12 7 2 5 1 7
Let’s develop our learning Jane has written the next 3 fractions in the sequence. 3 4 9 8 3 9 4 3 9 5 1 9 3 1 , 1 9 5 2 9 1 2 9 6 , 9 Do you agree with her? Explain your reasoning! ©Deepening Understanding LTD 2020
Independent Task Let’s showcase our learning ©Deepening Understanding LTD 2020
Exit task – Dong Nao Jin Arrange the fractions to create an ascending sequence and a descending sequence. 22 10 11 10 30 10 23 10 26 10 14 10 17 10 24 10 20 10 32 10 8 10 28 10 Describe the pattern in each one. ©Deepening Understanding LTD 2020
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