Numerical Expressions

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Abigail is 12 years old. Her cousin Fortuna is 7 years younger than double Abigail’s age. Write a numerical expression to represent Fortuna’s age.

• (2 × 12) - 7

• 12 × 7 - 2

• (12 × 7) - 2

• 2 × (12 - 7)

Which step did the student make a mistake?

• Step 1

• Step 2

• Step 3

• Step 4

Which of the following statements describes the following expression? 2 + 4 × 5

• Five times the sum of two and four

• The sum of two and four groups of five

• Two and four added five times

• The total of two, four, and five combined

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• J

• A

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6 times the sum of 12 and 8

• (12-8)x6

• (8x6)+12

• 12+(6x8)

• 6x(12+8)

• 40

• 50

• 38

• 48

Write the numerical expression for "the product of 7 and the sum of 8 and 5".