Add 48/30 and 12/42
1st number: 1 18/30, 2nd number: 12/42
48/30 + 12/42 is 66/35.
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,
48/30 = 48 × 7/30 × 7 = 336/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
12/42 = 12 × 5/42 × 5 = 60/210 - Add the two like fractions:
336/210 + 60/210 = 336 + 60/210 = 396/210 - 396/210 simplified gives 66/35
- So, 48/30 + 12/42 = 66/35
In mixed form: 131/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/30+12/42 48/30+24/42 48/60+12/42 48/30+12/84 48/30+36/42 48/90+12/42 48/30+60/42 48/30+84/42