Multiplying Large Numbers in Word Problems

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What is multiplication?

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Multiplication is a mathematical operation that represents the repeated addition of a number. For example, 4 multiplied by 3 (4 x 3) means adding 4 three times (4 + 4 + 4 = 12).

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How do you calculate the total cost of multiple items?

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To calculate the total cost, multiply the number of items by the cost of each item. For example, if one t-shirt costs $19 and you buy 17, the total cost is 17 x 19.

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What does it mean to find the difference in earnings?

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Finding the difference in earnings means subtracting one amount from another to see how much more one is than the other.

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How do you solve a word problem involving money earned from sales?

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Identify the number of items sold and their price, then multiply to find total earnings. Finally, compare the earnings from different items if needed.

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What is a two-digit number?

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A two-digit number is any number from 10 to 99, consisting of a tens place and a units place.

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What is the product in multiplication?

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The product is the result of multiplying two or more numbers together. For example, the product of 6 and 7 is 42.

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How do you find the cost difference between two products?

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To find the cost difference, calculate the total cost of each product and then subtract the smaller total from the larger total.

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What is a word problem?

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A word problem is a mathematical problem presented in the form of a story or real-life scenario that requires interpretation and problem-solving.

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How do you estimate the length of an object using multiplication?

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To estimate the length, you can use multiplication to find the total length based on repeated measurements or comparisons.

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What is the importance of understanding word problems in math?

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Understanding word problems helps students apply mathematical concepts to real-life situations, enhancing problem-solving skills.