Add 48/30 and 10/21
1st number: 1 18/30, 2nd number: 10/21
48/30 + 10/21 is 218/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 21 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
48/30 = 48 × 7/30 × 7 = 336/210 - Likewise, for the 2nd fraction, since 21 × 10 = 210,
10/21 = 10 × 10/21 × 10 = 100/210 - Add the two like fractions:
336/210 + 100/210 = 336 + 100/210 = 436/210 - 436/210 simplified gives 218/105
- So, 48/30 + 10/21 = 218/105
In mixed form: 28/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/30+10/21 48/30+20/21 48/60+10/21 48/30+10/42 48/30+30/21 48/90+10/21 48/30+10/63 48/30+50/21 48/30+70/21