Unit fractions and mixed numbers
Answers are for parents and teachers.
1
A chocolate bar has 12 equal squares and Aya eats 5 of them. Write the fraction she ate and the fraction left.
She ate 5/12. Left: 12 − 5 = 7, so 7/12.
2
Write 7/10 as a sum of unit fractions, and then as 3/10 + __.
1/10 added seven times. 7/10 = 3/10 + 4/10.
3
Break 5/8 in three different ways.
For example 1/8 + 4/8, 2/8 + 3/8 and 1/8 + 1/8 + 3/8.
4
Write 13/5 as a mixed number and 4 1/3 as a fraction.
13 ÷ 5 = 2 R 3, so 2 3/5. 4 × 3 + 1 = 13, so 13/3.
5
A baker uses 1/4 kg of flour for each loaf. How much flour for 7 loaves? Write it as a fraction and as a mixed number.
7 × 1/4 = 7/4 kg = 1 3/4 kg.