Add 18/4 and 20/49
1st number: 4 2/4, 2nd number: 20/49
18/4 + 20/49 is 481/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 49 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 4 × 49 = 196,
18/4 = 18 × 49/4 × 49 = 882/196 - Likewise, for the 2nd fraction, since 49 × 4 = 196,
20/49 = 20 × 4/49 × 4 = 80/196 - Add the two like fractions:
882/196 + 80/196 = 882 + 80/196 = 962/196 - 962/196 simplified gives 481/98
- So, 18/4 + 20/49 = 481/98
In mixed form: 489/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/4+20/49 18/4+40/49 18/8+20/49 18/4+20/98 54/4+20/49 18/4+60/49 18/12+20/49 90/4+20/49 18/20+20/49 18/28+20/49