Add 9/30 and 48/70
9/30 + 48/70 is 69/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
9/30 = 9 × 7/30 × 7 = 63/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
48/70 = 48 × 3/70 × 3 = 144/210 - Add the two like fractions:
63/210 + 144/210 = 63 + 144/210 = 207/210 - 207/210 simplified gives 69/70
- So, 9/30 + 48/70 = 69/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/30+48/70 9/30+96/70 9/60+48/70 27/30+48/70 9/90+48/70 45/30+48/70 63/30+48/70