Words About

Fractions

fractionfracción

frac • tion

fraction

fraction (noun)

• Means…– a part of a whole

• Synonyms:– piece– portion– fragment

• Example: My mom only let me eat a fraction of the pie.

fraction (noun)

Only a small fraction of students preferred purple jerseys over orange or white.

fraction (noun)

• Since I wanted to share the pizza with eight friends, I cut it into eight equal fractions.

• I was only able to complete a fraction of my work today.

fraction (noun)

Examples Non-examples

Record the following in your notebook.

Word & Meaning Example

fraction (noun)

frac-tion

My mom only let me eat a fraction of the pie.

part of a whole

Only a fraction of my family likes

______. _____ like(s) it while _____

do/does not.

In class, your group will share sentences using the word fraction.

To prepare for this activity, complete the sentence frame below in your notebook.Example: Only a fraction of my family likes milk. My sister, dad, and I like it, while my mom and brother do not.

Prepare for Talking Chips Activity

(food/activity) (names) (names)

Record the following in your notebook.

Noun Verb Adjective Adverbperson, place,

or thingan action in the past,

present, or futuredescribes a noun describes a verb

fractionA fraction of the students in our class are girls.

fractionalA fractional number of students are wearing blue today.

fractionallyThere is a fractionally larger number of girls than boys in our class.

fracturefracturedfracturingWhen I fractured my leg, the doctor used a cast to rejoin the bone.

numeratorel numerador

nu•mer•a•tor

numerator

numerator (noun)

• Means…– the top number in a fraction– the number of pieces you have

• I ate one half of the apple, or one of the two pieces.

numerator

denominator

el denominador

de•nom•i•na•tor

denominator

denominator (noun)

• Means…– the bottom number in a fraction– the number of pieces in the whole

• The apple was cut into two pieces.

numerator

denominator

Record the following in your notebook.

Word & Meaning Example

numerator (noun)

nu-mer-a-tor

I ate one half of the apple. One is the numerator.

top number of a fraction, indicating the amount you have.

½

Record the following in your notebook.

Word & Meaning Exampledenominator (noun)

de-nom-i-na-tor

I cut the pie into halves, so there were 2 pieces. Two is the denominator.bottom number of a

fraction, indicating the number of pieces to make a whole.

½

½

equivalentequivalente

e•quiv•a•lent

equivalent

equivalent (adjective)

• Means…– same size

• Synonyms:– equal– identical– same– comparable

• Example:The apple was cut into two equivalent pieces.

Record the following in your notebook.

Word & Meaning Example

equivalent (adj)

e-quiv-a-lent

I cut the pie into four equivalent pieces.

same size

simplifysimplificar

sim•pli•fy

simplify

simplify (verb)

• Means…– to make something simpler

• Example:I traded two dimes and a nickel for a quarter to simplify the change I was carrying.

Record the following in your notebook.

Word & Meaning Example

simplify (verb)

sim-pli-fy

make simpler

I simplified into .

Words You Learned

• fraction

• numerator

• denominator

• equivalent

• simplify