Add 8/30 and 60/42
1st number: 8/30, 2nd number: 1 18/42
8/30 + 60/42 is 178/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
8/30 = 8 × 7/30 × 7 = 56/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
60/42 = 60 × 5/42 × 5 = 300/210 - Add the two like fractions:
56/210 + 300/210 = 56 + 300/210 = 356/210 - 356/210 simplified gives 178/105
- So, 8/30 + 60/42 = 178/105
In mixed form: 173/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/30+60/42 8/60+60/42 8/30+60/84 24/30+60/42 8/90+60/42 40/30+60/42 56/30+60/42