Add 49/70 and 3/30
49/70 + 3/30 is 4/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
49/70 = 49 × 3/70 × 3 = 147/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
3/30 = 3 × 7/30 × 7 = 21/210 - Add the two like fractions:
147/210 + 21/210 = 147 + 21/210 = 168/210 - 168/210 simplified gives 4/5
- So, 49/70 + 3/30 = 4/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/70+3/30 49/70+6/30 49/70+3/60 49/70+9/30 49/70+3/90 49/70+15/30 49/70+21/30