Add/Subtract Fractions
3/8 + 3/8
6/8
Represent the fraction 8/5 as a tape diagram.
Mrs. Sylvester will check tape diagrams.
Write a fraction that is equivalent to 5/6.
Answers vary.
Compare: 3/3 ___ 10/10
= because they are both the same as 1.
2/4 + 2/4
4/4 or 1
What is the unit fraction number sentence for 4/5?
1/5 + 1/5 + 1/5 + 1/5
Write a fraction that is equivalent to 10/4.
Answers vary.
Compare: 7/8 ____ 10/8
< because 10 is bigger than 7 when the denominators are the same.
What is a multiplication that would represent 8/3?
8 x 1/3
False: 5/4 = 15/12
Compare: 4/6 ___ 4/5
< 4/5 is bigger because the numerators are the same and 4 is closer to 5 than it is to 6.
17/10 - 4/10
13/10 or 1 3/10
What is a multiplication sentence that would represent 12/5?
12 x 1/5
Which fraction does not belong?
3/4 60/80 30/40 9/4
9/4 - you can automatically tell because it is an improper fraction. Also, 3x3 = 9 but 4x3 is not 4.
Compare: 7/8 ___ 2/3
> 7/8 is bigger because if you draw tape diagrams, you will see that only having 1/8 left is a lot smaller of a piece than 1/3.
14/3 - 9/3
5/3 or 1 2/3
Draw a tape diagram to represent 15/4.
Mrs. Sylvester will check tape diagrams.
Which does not belong?
8/6 4/3 16/8 24/18
16/8
Compare: 3/8 ___ 4/6
< 4/6 is bigger because 4 is over halfway to 6 and 3 is not quite halfway to 8.