Adding Fractions with like units
3/5 + 2/5=
5/5= 1
8/9- 4/9=
4/9
1/2 + 2/3=
7/6= 1 1/6
7/8 - 1/4=
5/8
On Sunday, Sheldon bought 4 1/2 kg of plant food. He needs 1 2/3 kg to feed his strawberry plants and 1/4 kg to feed his tomato plants. After Sheldon feeds his plants how much food does he have left?
2 7/12 kg of plant food left.
7/18+12/18=
19/18=1 1/18
6/5-2/5=
4/5
3/4 + 2/3=
17/12= 1 5/12
4 3/4- 1 1/8=
3 5/8
Molly's tulips takes 1 2/3 kg of plant food and her roses take 1/4 kg. She has a total of 2 7/12 kg of plant food. Will she have enough to feed two tulip plants and one rose plant? How much more will she need?
No, she will not have enough. She needs 3 7/12 kg, so she would need 1 more kg.
3 2/5 + 3 2/5=
6 4/5
5 1/4-2 3/4=
2 2/4
4 1/2 + 2 3/10=
6 8/10 or 6 4/5
5 1/3 - 4 3/6=
5/6
Susan picks 2 1/4kg of strawberries in the morning. She picks 1 2/5kg more strawberries in the afternoon than in the morning. How many kilograms of strawberries did she pick in the afternoon?
Susan picked 3 13/20 kg of strawberries in the afternoon.
9/13 + 10/13=
19/13= 1 6/13
8/5- 1/5=
7/5 = 1 2/5
1 2/2+ 3 4/5=
5 4/5
2 1/5 - 1 2/3=
8/15
Frank picked 5 3/10kg of tomatoes from his garden. 1.5 kg were rotten and had to be thrown away. How many kilograms of tomatoes were not rotten?
3 8/10 or 3 4/5 kg were not rotten.
7/7+3/7=
1 3/7
1 3/4 - 1/4=
1 2/4
3/4+2/5=
1 3/20
4 5/12- 2 5/6=
1 7/12
After throwing away the rotten tomatoes, did Sheldon pick more kilograms of strawberries or tomatoes on Monday? How many more kilograms?
More strawberries. 3 7/60 kg more