Fractions of sets and reading graphs
Answers are for parents and teachers.
1
A basket has 1 pear and 3 oranges. Draw it. What fraction are oranges? What fraction are pears?
Oranges 3/4 and pears 1/4.
2
Seif has 12 marbles. 1/3 of them are blue. How many are not blue?
1/3 of 12 = 4 blue. 12 − 4 = 8 are not blue.
3
Ask 8 people at home or in the street which pet they like: cat, bird or fish. Make a tally and draw a bar graph.
The bars add up to 8 votes and the tallest bar is named as the most liked.
4
In the pictograph one star is 2 points. How many points does Karim have?
5 stars: 2 + 2 + 2 + 2 + 2 = 10 points.
5
How many children are in this graph in all?
6 + 3 + 8 + 5 = 22 children.