Vocabulary
A fraction that is less than 1 is called a
Proper Fraction
5/8+2/4=
9/8 or 1 1/8
There are 32 houses in your neighborhood. eight of the houses have a fence. In simplest form, what fraction of the houses have a fence?
1/4
3 3/4+ 2 4/12=
6 1/12
4 3/5- 1 1/3=
3 4/15
represent the same value, even though the numbers are different.
Equivalent fractions
2/5-4/15=
2/15
Mrs. Wengiel needs 1 gallon of water to fill her fishbowl. she has 1/3 of gallon of water in one pitcher and 7/9 gallon in another. Do you have enough water to fill your fishbowl? Explain.
Yes she has 10/9 which is 1 and 1/9 so it is over a gallon.
4 1/3 +5 1/10=
9 13/30
10 1/5- 6 4/20=
4
________ are common fractions that we can use to estimate or compare other fractions to.
Benchmark fractions
1/4+2/20=
7/20
Yaretzi's backpack weighs 6 3/4 pounds. Alex's backpack weighs 3 2/3 pounds. How much heavier is Yaretzi's backpack than your Alex’s backpack?
3 1/12
7 4/5 + 3 2/4=
11 6/20
11 2/15- 3 4/5=
7 5/15
A ______ is a combination of a whole number and a fraction.
mixed number
3/4+4/5=
31/20 or 1 11/20
Your family spends 18 hours at a theme park. You spend 1/18 of the hours in the petting zoo and 5/6 of the hours on the rides. You spend the rest of the time watching shows. How many hours does your family spend watching shows?
2 hours
8 12/16 + 3 15/48=
12 3/48
8 7/9-1 2/3=
7 1/9
A _____is a number that can be divided by each of the denominators of a group of fractions.
common denominator
3/5-7/15=
2/15
You want to run a lap around the playground in 5/6 minute. Your first attempt takes 6/10 minute. Your second attempt takes 3/5 minute less than your first attempt. Did you meet your goal?
No
9/12+7 3/24=
7 21/24
12 1/15 -9 5/30=
2 12/30