Adding & Subtracting Fractions 1
1/4 + 2/4
3/4
Sara had 1/2 of a liter of juice and drank 1/4 of a liter. How much juice does she have left?
1/4 litre
What is 8/7 written as a mixed number?
1 1/7
Use a diagram to show 5/6 - 2/3
1/6 with a diagram!
Double points for correct fraction with diagram!
5/6 - 1/6
4/6 or 2/3
Mark had 3/5 of a kilogram of flour and used 1/5 of a kilogram. How much flour does he have now?
2/5 kilogram
What is 1 and 2/3 written as an improper fraction?
5/3
Use a diagram to show 1 - 1/4 - 3/8
3/8 with a diagram!
Double points for correct fraction with diagram!
3/5 + 1/10
7/10
Emily read 2/3 of a book and then read another 1/6. How much of the book has she read in total?
5/6
Fractions must have the same _________ before adding or subtracting.
denominator
Use a diagram to show 3/4 - 1/12
8/12 with a diagram!
Double points for correct fraction with diagram!
2/3 + 1/6 + 1/2
8/6 or 1 2/6 or 1 1/3
A recipe calls for 1/2 liter of milk, 1/4 liter of water, and 1/3 liter of oil. How much liquid is needed in total?
13/12 or 1 1/12 liters
2/3 of a garden is planted with lemons.
3/12 of the garden is planted with bananas.
The rest of the garden is planted with mangoes. What fraction of the garden is planted with mangoes?
1/12 is planted with mangoes
Stephanie coloured a parallelogram indigo, red and yellow.
She painted 5/8 indigo and 1/4 red.
What fraction did she colour yellow?
1/8 was coloured yellow.
Double points for correct fraction.
6/8 - 2/4 - 1/2
Lucy has 3/4 of a meter of ribbon, 1/6 of a meter of lace, and 1/3 of a meter of twine. How much material does she have in total?
15/12 or 1 3/12 meters
Jennifer and Josh work out the answer to 2/10 + 2/5.
Jennifer get 6/10 and Josh gets 4/15.
Who is correct? Explain your answer.
Jennifer - she calculated 2/10 + 4/10 = 6/10
Josh just added the numerators and denominators to get 2+2 and 10 + 5 for 4/15
Jack and Jill share a pizza with their uncle.
Jack eats 1/3 of the pizza.
Jill eats 8/12 of the pizza.
What fraction of the pizza do they leave for their uncle? Include a diagram!
0 pizza is left for their uncle.
Double points for correct fraction with diagram!