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“what number”
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Pre-Calculus
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x
“percent”
divide by 100
“of” and “product”
multiply
less
minus
“sum” or “more than”
plus
“quotient”
divide
“is”
equals
“is to” or “per”
divide (ratio) and often a proportion
“twice a number”
2x
“x increased by 25%”
x + 0.25x