Add 48/70 and 84/42
1st number: 48/70, 2nd number: 2 0/42
48/70 + 84/42 is 94/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
48/70 = 48 × 3/70 × 3 = 144/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
84/42 = 84 × 5/42 × 5 = 420/210 - Add the two like fractions:
144/210 + 420/210 = 144 + 420/210 = 564/210 - 564/210 simplified gives 94/35
- So, 48/70 + 84/42 = 94/35
In mixed form: 224/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/70+84/42