Fraction Vocabulary
The number on top of the fraction bar.
numerator
Zoey ran 3/5 mile on Monday and 4/5 mile on Tuesday. How far did she run all together?
8/5 or 1 3/5
Add the Mixed Numbers:
1 2/4 + 1 1/4 =
2 3/4
Add the Fractions:
1/2 + 1/4 =
3/4
Subtract the fractions:
3/4 - 1/2 =
1/4
The number on the bottom of the fraction bar.
Denominator
Ryan ate 1/2 of a chocolate bar at lunch and another 2/3 of a chocolate bar after school. How much chocolate did Ryan by the end of the day?
7/6 or 1 1/6 chocolate bar
Add the Mixed Numbers:
3 7/8 + 3 1/2
7 3/8
Add the Fractions:
1/5 + 5/10 =
7/10
Subtract the Fractions:
2/5 - 1/10 =
3/10
When adding or subtracting fractions that have a different bottom number, you must find a ....
common denominator
A full garbage truck weighed 6 1/2 tons. After dumping the garbage, the truck weighed 4 1/8 tons. How much did the garbage weigh?
2 3/8 tons
Subtract the Mixed Numbers:
4 2/3 - 2 1/6 =
2 3/6 or 2 1/2
Add the Fractions:
1/2 + 4/10 =
9/10
Subtract the Fractions:
1/2 - 2/5 =
1/10
a whole number with a fractional part
Mixed Number
Angela practiced piano for 4 3/5 hours one week and
3 3/4 hours the next week. How much did she practice piano in those two weeks?
7 27/20 = 8 7/20 hours
Subtract the Mixed Numbers:
11 1/4 - 6 2/3
4 7/12
Add the Fractions:
1/4 + 5/10 =
15/20 or 3/4
Subtract the Fractions:
1/3 - 1/4 =
1/12
If a whole was split into two equal parts, each part would be called....
one half
or
halves
A pool is 10 1/2 feet deep on the deep end. The shallow end is 3 5/8 feet deep. What is the difference in depth between the deep end and the shallow end of the pool?
6 7/8 feet
Subtract the Mixed Numbers:
10 2/5 - 3 7/10
6 7/10
Add the Fractions:
4/5 + 1/2 =
13/10 or 1 3/10
Subtract the Fractions:
1/4 - 1/10 =
3/20