Add 7/18 and 8/4
1st number: 7/18, 2nd number: 2 0/4
7/18 + 8/4 is 43/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
7/18 = 7 × 2/18 × 2 = 14/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
8/4 = 8 × 9/4 × 9 = 72/36 - Add the two like fractions:
14/36 + 72/36 = 14 + 72/36 = 86/36 - 86/36 simplified gives 43/18
- So, 7/18 + 8/4 = 43/18
In mixed form: 27/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/18+8/4 7/18+16/4 7/36+8/4 21/18+8/4 7/18+24/4 7/54+8/4 7/18+8/12 35/18+8/4 7/18+40/4 7/90+8/4 7/18+8/20 49/18+8/4 7/18+56/4 7/18+8/28