Vocab
Adding Fractions
Subtracting Fractions
Multiplying Fractions
Dividing Fractions
100
Repeating decimals are represented using a line over the part the repeats; called a ___________.
Bar notation
100
4/5 + 3/5
1 2/5 or 7/5
100
5/8 - 3/8
1/4
100
1/3 x 3/4
1/4
100
3/8 % 6/7
7/16
200
Fractions that share the same denominator
Like Fractions
200
-5/6 + -5/6
-1 2/3
200
7/12 - 3/12
1/3
200
4/5 x 6
4 4/5
200
-2/3 % (-1/2)
1 1/3
300
Fractions that share a different denominator
Unlike fractions
300
81/100 + 47/100 + 19/100
1 47/100
300
7/9 - 1/3
4/9
300
-4/9 x (-1/4)
1/9
300
1/2 % 7 1/2
1/15
400
The number obtained when you flip the numerator and denominator in order to divide a fraction.
Inverse, multiplicative inverse, or reciprocal
400
1/4 + 3/5
17/20
400
-4/9 - 2/9
-6/9
400
5/6 x 2 3/5
2 1/6
400
6 % (-1/2)
-12
500
The lowest number that two denominators have in common. Usually used when making equivalent fractions in order to add or subtract.
Least Common Denominator or LCD
500
-7/8 + 1/3
-13/24
500
-4/9 - 2/15
-26/45
500
1 1/2 x 3 3/4
5 5/8
500
-4/9 % (-2)
2/9
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