The least common multiple of two or more denominators is called . . .
The least common denominator.
100
Your school has 4 math classes, 2 Spanish I classes, and 3 P.E. classes. What fraction of the total number of classes are P. E. classes?
What is 3/9
or
1/3.
100
What's missing? 1/2 = ?/4
2
100
Simply 6/12
1/2
100
Draw a circle and shade in 2/3 of it. Use the whiteboard.
See whiteboard.
200
The term of a fraction, usually below the line, that tells us how many equal parts the whole is divided into.
What is the denominator.
200
Your grandma was bored and decided to bake cookies all day today. She baked 6 chocolate chip, 18 peanut butter, and 12 sugar. What fraction of the total number of cookies are peanut butter?
What is 18/36=9/18=1/2
or
18/36 = 2/4 = 1/2
or 18/36 = 6/12 = 1/2
200
7/8 = ?/32
28
200
Simply 25/75
1/3
200
Write and equivalent fraction for 16/21.
32/42, 48/63, 64/84, 80/105, etc.
300
The term of a fraction, usually above the line, that tells us how many parts we have.
What is the numerator?
300
The school is having a bake sale to raise money for prom. They have 15 red velvet cupcakes, 5 loaves of pumpkin bread, 25 brownies, and 10 pieces of fudge. What fraction of the baked goods are brownies?
Using the greatest common factor (GCF) simply 100/150
GCF is 10 and the simplified fraction is 10/15 = 2/3
300
Your school has purchased new laptops of various colors. There are 20 blue computers, 36 red computers, and 8 orange computers. What fraction of the computers are not orange or red?
20/64 = 5/16
400
These are examples of what: 1/3 = 2/6; 1/2 =2/4; 1/5 = 2/10
What are equivalent fractions?
400
Your family just got Mediacom cable. You have 13 local channels, 15 sports channels, and 35 movie channels. What fraction of the total number of channels are not movie channels?
28/63 = 4/9
400
What is an equivalent fraction to 72/108
6/9 = 2/3
400
Using the GCF simply 72/90
The GCF is 18 and the simplied fraction is 4/5
400
Using the greatest common fractor simplify 112/132
GCF = 4 and the simpliest form is 28/33
500
When a fraction cannot be simplified any further we say that the fraction is in its . . .
simplest form.
500
In recent years the school has had to cut some elective classes. There is no longer Family Consumer Science, Child Development, or Fashion Runway. The school still has auto mechanics I & II, metal working I & II, and sewing I & II. What fraction of the classes currently offered include working with sewing machines?
2/6 = 1/3.
500
Write an equivalent fraction for 17/34
34/68
500
Using the GCF simplify 102/204
The GCF is 102 and the simplified fraction is 1/2.