Adding fractions
Like Denominators
Like Denominators
1/3+1/3=
2/3
2/3+1/5=
13/15
What's the number on the top of the fraction called?
Numerator
What are real life examples of fractions?
Pizza, slices of something, Sections on football field, etc
1/5+2/5=
3/5
1/5+1/7=
12/35
What's the number on the bottom of the fraction called?
Denominator
Make 3 fractions using the number of people (teacher included) in the room right now. Find a category and split the room. Girls to boys, wearing tennis shoes and not wearing tennis shoes, wearing glasses and not wearing glasses, etc. Simplify if needed.
*Make one up on your own creating your own category
Example: 6 people total. 2 are girls, 3 are boys. Fraction for number of girls is 2/6 or 1/3
5 people wearing tennis shoes, 6 people total. Fraction is 5/6
4/8+3/8=
7/8
2/3+2/9=
8/9
What's the fraction called when the numerator is larger than the denominator?
Improper fraction
What's your favorite math vocabulary word? Define it.
Answers will vary
3/9+5/9=
8/9
3/6+2/4=
24/24 or 1 whole
What are these fractions called?
1/3
1/5
1/6
1/10
1/2
Unit fractions
Make your own problem with fractions and solve. This can be simplifying, adding, or subtracting
Answers will vary
6/8+2/8=
8/8 or 1 whole
2/7+1/4=
15/28
What's the name of a fraction with a whole number and a fraction (example: 2 4/5)
Mixed Number
Give 2 examples of parts of a whole. Include part and total. Write down as fractions. Simplify if needed
Answers will vary, but here are examples:
2 slices of an orange with a total of 10 slices. 2/10=1/5
4 slices of an 8 piece pizza. 4/8=2/4
10 yards out of 100 yards on a football field. 10/100=1/10
1 kid out of 3 total. 1/3