Quarters into wholes
Today I can change a number of quarters from an improper fraction to a mixed number.
A Look back3 min
- 1.
4 quarters make whole.
- 2.
3 groups of 4 is .
- 3.
2 quarters + 3 quarters = quarters.
B Watch me, then you4 min
Ana has 9 quarters of a cake. How many whole cakes is that, and how many quarters are left over?
Four quarters make one whole. 4 + 4 = 8 quarters, which is 2 wholes.
9 − 8 = 1 quarter is left over.
So 9 quarters = 2 and 1 quarter.
- 1.
10 quarters. Take away two groups of 4: 10 − 4 − 4 =
C Your turn5 min
Take away groups of four. Write what is left over each time.
- 1.
7 quarters. Take away one group of 4: 7 − 4 =
- 2.
11 quarters. Take away two groups of 4: 11 − 4 − 4 =
- 3.
13 quarters. Take away three groups of 4: 13 − 4 − 4 − 4 =
- 4.
14 quarters. Take away three groups of 4: 14 − 4 − 4 − 4 =
Say it out loud: What stays the same in each row, and what changes?
D Spot the mistake2 min
- 1.
So 13 quarters = 3 and quarters.
E Think deeper3 min
Answer the question, then tell your grown-up how you know.
- 1.
List the numbers of quarters from 1 to 20 that make whole numbers with none left over: