Adding/Subtracting Fractions
Add or subtract the fractions. Simplify if possible.
3/4 + 5/8
11/8 or 1 3/8
Find the Least Common Denominator for 1/2 and 1/7
14
7/14 and 2/14
The numerator
The top number in a fraction
6xx7
42
Add or subtract the fractions. Simplify if possible.
8/10 - 4/5
0
Find a common denominator for
1/3 and 4/5
L.C.D = 15
5/15 and 12/15
Denominator
The bottom number in a fraction
15x17=
255
Add or subtract the fractions. Simplify if possible.
2/3 + 1/2 + 3/4
23/12 or 1 11/12
Use the Greatest Common Factor to simplify this fraction:
63/81
7/9
Factor
A number that goes into another number evenly -
12 has 6 factors - 1, 2, 3, 4, 6, and 12
Rewrite 7x7x7x7x7 in exponent form
7^5
10 3/6 + 12 5/6
23 2/6 or 23 1/3
Find the least common denominator for these two fractions:
4/5 and 6/11
L.C.D. = 55
44/55 and 30/55
Multiple
What is Mr. Kenslea's age times the number of fish tanks he owns?
32x3= 96
8 5/8 - 2 1/3
6 7/24
Find the G.C.F and simplify this fraction
13/91
1/7
Reciprocal
A fractions opposite value - the reciprocal of
3/4 is 4/3
Name the first 10 multiples of 9
9, 18, 27, 36, 45, 54, 63, 72, 81, 90