Vocabulary
Mental Math
Adding Fractions
Subtracting Fractions
Line Plot
100
The top number in a fraction
Numerator
100
1/2+1/2
1
100
1/2+1/4
3/4
100
1/2-1/4
1/4
100
How many cucumbers have been measured?
12 Cucumbers
200
The bottom number in a fraction
Denominator
200
2/4+1/4
3/4
200
1/4+1/5
9/20
200
7/8-1/2
3/8
200
How many cucumbers are more than 6 1/2 inches?
7 Cucumbers are longer than 6 1/2 inches.
300
Two fractions with different numerators and different denominators but have the same value.
(Ex:
1/2=2/4
)
Equivalent Fractions
300
6/10+2/10
8/10 or 4/5
300
2 1/5+ 3 1/3
5 8/15
300
3 2/3-1 5/12
27/12 or 2 2/12 or 2 1/4
300
How much taller is the tallest seedling compared to the shortest seedling? 
2 1/8- 1/2= 1 5/8
400
The same denominator in multiple fractions; a common multiple of the denominators of 2 or more fractions.
Common Denominator
400
11/50+20/50
31/50
400
2/3+7/20
1 1/60
400
11/9-3/4
17/36
400
What is the total height of the most common seedling height? 
1 3/8 +1 3/8+1 3/8= 33/8 or 4 1/8
500
a set of data recorded using a line; can be used to show different weights, heights, lengths, and more!
Line Plot
500
2/5+3/10
7/10
500
7/8+4/13
123/104 or 1 19/104
500
6/7-5/12
37/84
500
What is the sum of all the seedling's heights? 
16 inches total