One-Step Equations: Solving Real-Life Word Problems

Sarah has 12 apples. She gives away some apples to her friend. If she has 8 apples left, how many apples did she give away? Solve the equation: 12 - x = 8.

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A book costs $15. If you have $20, how much money will you have left after buying the book? Solve the equation: 20 - 15 = x.

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Tom is 5 years older than his sister. If his sister is 10 years old, how old is Tom? Solve the equation: x - 5 = 10.

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A box contains 24 chocolates. If you eat some chocolates and there are 16 left, how many chocolates did you eat? Solve the equation: 24 - x = 16.

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Lisa has 30 stickers. She gives away some stickers to her friends. If she has 22 stickers left, how many stickers did she give away? Solve the equation: 30 - x = 22.

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A car travels 60 miles in 1 hour. How far will it travel in 3 hours? Solve the equation: 60 * x = 180.

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• 180 miles

• 240 miles

You have $50. You buy a toy for $30. How much money do you have left? Solve the equation: 50 - 30 = x.

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A farmer has 100 apples. He sells some apples at the market and has 75 apples left. How many apples did he sell? Solve the equation: 100 - x = 75.

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Emma has 45 marbles. She gives some marbles to her friend and now has 30 marbles left. How many marbles did she give away? Solve the equation: 45 - x = 30.

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A pizza has 8 slices. If you eat 3 slices, how many slices are left? Solve the equation: 8 - x = 3.

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