Question

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Explanation:

To fill in the "KEY WORDS & Phrases" section for each operation, we can use common phrases associated with each arithmetic operation:

Addition (+)

Common phrases indicating addition include:

• "the sum of"
• "more than"
• "plus"
• "added to"
• "increased by"
• "total of"

Subtraction (−)

Common phrases indicating subtraction include:

• "minus"
• "subtracted from"
• "less than"
• "decreased by"
• "difference of"
• "take away"

Multiplication (•)

Common phrases indicating multiplication include:

• "times"
• "product of"
• "multiplied by"
• "of" (e.g., "half of a number")
• "double" (for ×2)
• "triple" (for ×3)

Division (/)

Common phrases indicating division include:

• "divided by"
• "quotient of"
• "per" (e.g., "miles per hour")
• "out of" (e.g., "3 out of 5")
• "shared equally"

"Turn-Around" Phrases (for Subtraction)

Phrases that reverse the order in subtraction (e.g., "11 subtracted from a number" means \( n - 11 \), not \( 11 - n \)) include:

• "subtracted from"
• "less than" (e.g., "5 less than a number" means \( n - 5 \))

You can use these phrases to complete the notes section for translating algebraic expressions into words (and vice versa).

Answer:

To fill in the "KEY WORDS & Phrases" section for each operation, we can use common phrases associated with each arithmetic operation:

Addition (+)

Common phrases indicating addition include:

• "the sum of"
• "more than"
• "plus"
• "added to"
• "increased by"
• "total of"

Subtraction (−)

Common phrases indicating subtraction include:

• "minus"
• "subtracted from"
• "less than"
• "decreased by"
• "difference of"
• "take away"

Multiplication (•)

Common phrases indicating multiplication include:

• "times"
• "product of"
• "multiplied by"
• "of" (e.g., "half of a number")
• "double" (for ×2)
• "triple" (for ×3)

Division (/)

Common phrases indicating division include:

• "divided by"
• "quotient of"
• "per" (e.g., "miles per hour")
• "out of" (e.g., "3 out of 5")
• "shared equally"

"Turn-Around" Phrases (for Subtraction)

Phrases that reverse the order in subtraction (e.g., "11 subtracted from a number" means \( n - 11 \), not \( 11 - n \)) include:

• "subtracted from"
• "less than" (e.g., "5 less than a number" means \( n - 5 \))

You can use these phrases to complete the notes section for translating algebraic expressions into words (and vice versa).