Adding Fractions
to add fractions they must have the same ______.
denominator
When subtracting fractions with unlike denominators you must first find the..?
Find the LCD/LCM
What method do you use to divide fractions?
Keep Change Flip or Multiply by Reciprocal
The top part that tells how many pieces you are talking about is
numerator
keywords for adding fractions
Altogether, in all, total, increase, combine, sum
Keywords for subtracting fractions
Difference, left, take away, decrease, minus
1/2 and 2/4 are what kind of fractions?
equivalent fractions
What operation does a fraction represent?
division
The bottom portion of the fraction where that tells how many equal pieces there are total is called
denominator
1/2 + 5/2
6/2 or 3
9/12 - 2/12
7/12
8 x 2/3
16/3 or 5 1/3
1/4 / 3/9
9/12 or 3/4
what do you call a fraction with the numerator greater than the denominator?
improper fraction
2/4 + 3/8
7/8
4/5 - 1/10
7/10
-3/4 x -15/25
75/100 or 3/4
-1/9 / 2/3
-3/18 or -1/6
What are equivalent fractions?
Fractions that look differently but have the same value.
-2/10 + 5/20
1/20
6/12 - 1/4
1/4
0/5 x 15/23
0
-5/3 / -2/5
25/6 or 4 1/6
What is a mixed number?
A whole number and a fraction.
When adding fractions with unlike denominators you find the LCD or LCM, then make..?
Equivalent or Like fractions
To simplify our answers, we divide by the ____.
GCF
What must you multiply 1/2 by to get 1/4?
1/2
Dividing a fraction is the same as multiplying by the reciprocal.
True or False?
True
Think of the term multiples
List the first six multiples for 4
4, 8, 12, 16, 20, 24
Millie skateboarded 2/6 of a mile on Sunday, 1/6 of a mile on Monday and 2/3 of a mile on Tuesday. How many miles has she skated this week so far?
7/6 miles or 1 1/6 miles
Lee went fishing. He caught a 5/8 pound trout and a 1/4 pound bass. Find the difference between the two fish caught?
3/8 pound
Josiah's Famous Brownies sold 2/3 as many double chocolate chunk brownies as peanut butter brownies. If he sold 1/4 of a box of peanut butter brownies, how many boxes of double chocolate chunk did he sell?
2/12 or 1/6 box
Jenn bought cheese that weighs 3/4 pounds. If she splits it into 1/8 portions, how many portions can she make?
6 portions
Think of the term "factors"
List the factors of 24
1, 2, 3, 4, 6, 8, 12, 24