Solve Word Problems with Unknown

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What is a word problem?

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A word problem is a mathematical question that is presented in the form of a story or real-life scenario, requiring the reader to extract the necessary information to solve it.

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What does 'unknown variable' mean in a word problem?

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An unknown variable is the value that we need to find in a word problem. It is often represented by a question or a blank space.

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How do you identify the unknown variable in a word problem?

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To identify the unknown variable, read the problem carefully and look for the question being asked. Determine what information is missing that you need to solve the problem.

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What is the first step in solving a word problem?

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The first step is to read the problem carefully and understand what is being asked.

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What operation would you use to find out how many boxes are needed if you have a total and a group size?

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You would use division to find out how many boxes are needed.

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If a baker made 36 cookies and packed them into boxes of 6, how many boxes did he use?

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6 boxes (36 cookies ÷ 6 cookies per box = 6 boxes).

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If Emma has 56 candies and wants to divide them among 7 friends, how many candies will each friend receive?

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8 candies (56 candies ÷ 7 friends = 8 candies per friend).

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What operation would you use to find the total number of items when you know the number of groups and the number in each group?

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You would use multiplication to find the total number of items.

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If there are 5 rows of chairs with 9 chairs in each row, how many chairs are there in total?

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45 chairs (5 rows × 9 chairs per row = 45 chairs).

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If a library has 8 shelves with 12 books on each shelf, how many books are there in total?

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96 books (8 shelves × 12 books per shelf = 96 books).