Translating into Algebraic expressions What words mean what?
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Transcript of Translating into Algebraic expressions What words mean what?
Translating into Translating into Algebraic expressionsAlgebraic expressions
Translating into Translating into Algebraic expressionsAlgebraic expressions
What words mean what?What words mean what?
Why do we need to know this?
• Sometimes you are given the words to solve a problem and you have to “translate” into math.
• In Language B you translate:Can you say:
What is your name? (French/Spanish)
Translating: Addition PlusAddSum
More thanIncreased by
Can you think of others?
Example: n + 5
a number plus 5add 5 to a number
The sum of a number and 55 more than a number
A number increased by 5
Translating: Subtraction
MinusSubtract
DifferenceLess than
Decreased by
Example: x - 11A number minus 11
Subtract 11 from a numberDifference of a number and 11
11 less than a numberA number decreased by 11
Translating: Multiply
Times MultipliedProductDoubleTripleTwice
Example: 3m• 3 times a number• 3 multiplied by a number• The product of 3 and a number• Triple a number
Translate: Division
• A number divided by 7• 7 divided into a number• The quotient of a
number and 7
7
a
Translate: Distributive • Three times the sum of a number and
six• 3(x + 3)• Five times the difference of a number
and ten• 5(x – 10)• The word quantity might also be used• Six times a quantity of a number plus
two• 6(x + 2)
Reflection• How many other words can you
think of that could be used in a word problem?
• Add any additional words to your lists.
Practice• Complete the class practice.
• Check answers with the teacher.