Adding Fractions
4/8 + 2/8
6/8
3/4 - 1/4
2/4
The number at the top of a fraction
The numerator
What is a fraction?
A part of a whole
What is 3/10 as a decimal?
0.3
2/10 + 3/10
5/10
9/12-6/12
3/12
The bottom digit of a fraction
The denominator
What part of a fraction tells us how many parts make up 1 whole
The denominator
0.52
7/12 + 4/12= ?
11/12
18/20 - 10/20
8/20
a fraction with the numerator greater than the denominator
An improper fraction?
What is a LCD
Lowest common denominator. The lowest multiple that both denominators can be multiplied into
Which decimal is bigger: 0.5 or 0.45?
0.5
2/10 +3/100
23/100
14 2/5 - 9 1/5
5 1/5
What is a mixed fraction?
A number with a whole number and a fraction
Before we can add or subtract fractions, we must have a common...
Denominator
Order from least to greatest: 0.31, 0.3, 0.03
0.03, 0.3, 0.31
1 2/4 + 2 3/4
4 1/4
5/10 - 2/100
48/100?
Fractions that have the same value but are written differently
Equivalent fractions
2/2, 6/6, 15/15, and 20/20 are all examples of _____.
1 whole
Order from greatest to least: 0.84, 0.54, 0.8, 0.9
0.9, 0.84, 0.8, 0.54
3/5 + 1/4
17/20
3 2/3 - 1 1/6
2 3/6
Write 2 equivalent fractions for 3/4
Any 2 correct answers
When adding fractions with unlike denominators, you must find ______.
The lowest common denominator
Compare 0.7 and 0.70 using <,>, =
0.7 = 0.70
1/3 + 1/2 + 1/12
11/12
64/100 - 4/10
24/100
2/3 and 4/6. Are these equivalent fractions and how do you know?
Yes they are equivalent and give a reason
What is the rule when finding the LCD
What you do at the bottom , you do at the top
What are three decimals between 0.4 and 0.52?
Any three answers are acceptable: 0.41, 0.42, 0.43, 0.44, 0.45, 0.46, 0.47, 0.48, 0.49, 0.5, 0.51