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Published byCora Weaver Modified over 8 years ago
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Translating Expressions
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Addition Phrases More than Increase by Greater than Add Total Plus Sum
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Subtraction Phrases Decreased by Difference between Take Away Less Subtract Less than* Subtract from*
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Multiplication Phrases Product Times Multiply Of Twice or double Triple
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Division Phrases Quotient Divide Divided by Split equally Each
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11 more than a number addition
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A number decreased by 10 subtraction
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The product of 9 and a number multiplication
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10 times a number multiplication
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A number multiplied by 3 multiplication
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The quotient of a number and 6 division
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7 divided by a number division
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Let’s write some equations!
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The product of 5 and a number x is 25. 5x=25 Let’s write some equations!
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10 times a number x is equal to 50. 10x=50 Let’s write some equations!
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The difference between 13 and a number is 7. 13-x=7 Let’s write some equations!
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A number increased by 2 is 4. x+2=4 Let’s write some equations!
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The product of 2 and a number is 4. 2x=4 Let’s write some equations!
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A number decreased by 4 is 2. x-4=2 Let’s write some equations!
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A number divided by 4 is 2. x/4=2 Let’s write some equations!
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The sum of 20 and a number is 30. 20+x=30 Let’s write some equations!
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A number increased by 10 is equal to 44. x+10=44 Let’s write some equations!
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The quotient of 49 and a number is 7. 49/x=7 Let’s write some equations!
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28 decreased by a number is 18. 28-x=18 Let’s write some equations!
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KNOWLEDGE CHECKPOINT 1
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QUESTION 1 Which of the following expressions represents 7 times a number decreased by 13? A 7x + 13 B 7x - 13 C 13 - 7x D 13 + 7x
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QUESTION 2 Which of the following expressions represents 94 increased by twice a number? A 2x + 94 B 94 - 2x C x/2 - 94 D x – 188
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QUESTION 3 Which one of the following expressions represents 28 less than three times a number? A 28 - 3x B 3x - 28 C 28 + 3x D 3x + 28
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QUESTION 4 Which of the following expressions represents six times Bob’s age decreased by 8 ? A 8 - 6x B 6x + 8 C 6x - 8 D 8 + 6x
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QUESTION 5 Which of the following expressions represents 42 less than four times a number? A 42 + 4x B 4x - 42 C 4x + 42 D 42 - 4x
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QUESTION 6 Which of the following expressions represents the sum of 16 and five times a number? A 5x - 16 B 16 + 5x C 16x + 5 D 16 - 5x
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QUESTION 7 Which one of the following expressions represents 14 inches shorter than 6 times Joe’s height? A 14 - 6x B 6x + 14 C 6x - 14 D 14 + 6x
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QUESTION 8 Which of the following expressions represents John’s bowling score minus 19 pins? A 19 - x B x + 19 C 19 + x D x - 19
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