Use the four operations to solve real - world problems.

Question

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Set up multi-digit addition, subtraction, _ and division problems.
Perform addition, subtraction, multiplication and division of multi-digit numbers.
_ the four operations: addition, subtraction, multiplication and division.

Answer 1

Certainly! Let's use each of the four operations—addition, subtraction, multiplication, and division—to set up and solve some real-world problems.

Addition Problem

Scenario: Sarah has 275 stickers, and her friend gives her 148 more stickers. How many stickers does Sarah have now?

Solution: \[ 275 + 148 = 423 \]

Sarah now has 423 stickers.

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Subtraction Problem

Scenario: Carlos had 520 marbles. He gave away 178 marbles to his friends. How many marbles does Carlos have left?

Solution: \[ 520 - 178 = 342 \]

Carlos has 342 marbles left.

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Multiplication Problem

Scenario: A box contains 24 chocolates. If there are 15 boxes, how many chocolates are there in total?

Solution: \[ 24 \times 15 = 360 \]

There are 360 chocolates in total.

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Division Problem

Scenario: A farmer has 840 apples and wants to pack them into boxes that can each hold 28 apples. How many boxes can he fill?

Solution: \[ 840 \div 28 = 30 \]

The farmer can fill 30 boxes.

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Summary of the Four Operations

1. Addition:
   • Example: \(275 + 148 = 423\)
2. Subtraction:
   • Example: \(520 - 178 = 342\)
3. Multiplication:
   • Example: \(24 \times 15 = 360\)
4. Division:
   • Example: \(840 \div 28 = 30\)

Feel free to ask for more examples or different scenarios!