Add and subtract fractions word problems (same denominator)

Tyler and Katie started a lemonade stand to raise money.They donated \begin{matrix} 2 \\ 10 \end{matrix} of their profits to their school library, \begin{matrix} 1 \\ 10 \end{matrix} to the animal shelter, and \begin{matrix} 2 \\ 10 \end{matrix}  to the food bank. They saved the rest to buy materials for their next project.

What fraction of their profits did Tyler and Katie donate?

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The table shows the heights of three different plants.

How much taller is the tallest plant than the shortest plant?

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Together, Lulu and Jessica ate \begin{matrix} 7 \\ 10 \end{matrix}  of a pizza. Lulu ate \begin{matrix} 4 \\ 10 \end{matrix} of the pizza.

What fraction of the pizza did Jessica eat?

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A child’s ladder is made of 3 sections. Each section is \begin{matrix} 3 \\ 4 \end{matrix} meters long.

How long is the ladder when all 3 sections are extended to make one ladder?

The table shows the amount of apples three friends collected.

How many buckets of apples did Fred and Taylor pick combined?

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Isa is allowed to play video games for \begin{matrix} 5 \\ 3 \end{matrix} hours each day. She has already played for \begin{matrix} 4 \\ 3 \end{matrix} hours today.

What fraction of an hour does Isa have left to play video games today?

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Bjorn is baking his favorite dessert. The recipe calls for \begin{matrix} 5 \\ 8 \end{matrix} of a stick of butter, but he wants to double the recipe.

How much butter will Bjorn need?

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The table shows the amount of cake 3 friends ate.

How much cake did all three friends eat combined?

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Sven is reading a book while on vacation.So far, he has read \begin{matrix} 1 \\ 6 \end{matrix} of the book. He wants to finish \begin{matrix} 3 \\ 6 \end{matrix} f the book by the end of vacation.

What fraction of the book does Sven want to read between now and the end of vacation?

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One glass of milk gives you \begin{matrix} 3 \\ 10 \end{matrix} of the recommended amount of calcium per day.

3 glasses of milk will give you what fraction of the recommended amount of calcium per day?

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The table shows the distance Shannon ran over a week.

How many more kilometers did Shannon run on Friday than on Saturday?

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James and Karlee caught a lizard in their backyard. Its length from head to the end of the tail is \begin{matrix} 3 \\ 5 \end{matrix}  meters, and the length of its tail is \begin{matrix} 1 \\ 5 \end{matrix}  meters.

What is the length of the lizard without the tail?

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Winnie and Kevin like to create their own triathlon courses to challenge each other. Last weekend, Winnie created a course that included a swim of  \begin{matrix} 5 \\ 4 \end{matrix} kilometers, a bike ride of \begin{matrix} 95 \\ 4 \end{matrix} kilometers, and a run of \begin{matrix} 21 \\ 4 \end{matrix} kilometers.

How long was the course Winnie created?

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The table shows the heights of three different plants.

What is the height of the tomato plant and the bean plant combined?

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Kira worked \begin{matrix} 87 \\ 100 \end{matrix} of the problems on her math test in the first hour.

After the second hour, she had worked
\begin{matrix} 97 \\ 100 \end{matrix} of the problems.

What fraction of the problems did she work in the second hour?

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Joanna is carrying her books to school in her backpack. Her library book weighs \begin{matrix} 3 \\ 8 \end{matrix} of a kilogram, her science book weighs \begin{matrix} 11 \\ 8 \end{matrix} kilograms, and her math book weighs \begin{matrix} 5 \\ 8 \end{matrix} kilograms.

How much do Joanna’s books weigh altogether?

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The table shows the amount of juice 3 friends drank.

How much more juice did Nora drink than Owen?

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Stacy is measuring milk to make pancake batter. The recipe calls for \begin{matrix} 3 \\ 4 \end{matrix} of a jug of milk. She has \begin{matrix} 1 \\ 4 \end{matrix} of a jug now.

How much more milk does she need?

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Lincoln wants to mix \begin{matrix} 3 \\ 8 \end{matrix}  of a liter of red paint with \begin{matrix} 7 \\ 8 \end{matrix} of a liter of blue paint to make purple paint.

How many liters of purple paint will Lincoln make by mixing the two colors?

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The table shows the distance Veronica ran over a week.

How many kilometers did Veronica run on Tuesday and Friday?

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Pedro is supposed to practice piano for \begin{matrix} 4 \\ 6 \end{matrix}  of an hour every day. Today, he has practiced for \begin{matrix} 2 \\ 6 \end{matrix} of an hour.

What fraction of an hour does he still need to practice?

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Travis just started high school, and he wants to manage his time wisely. He schedules \begin{matrix} 3 \\ 2 \end{matrix} hours each day for homework, \begin{matrix} 1 \\ 2 \end{matrix} of an hour each day for chores at home, and \begin{matrix} 17 \\ 2 \end{matrix} hours each day for sleep.

How many hours each day are scheduled for these activities?

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