Add 70/7 and 10/30
1st number: 10 0/7, 2nd number: 10/30
70/7 + 10/30 is 31/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 7 × 30 = 210,
70/7 = 70 × 30/7 × 30 = 2100/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
10/30 = 10 × 7/30 × 7 = 70/210 - Add the two like fractions:
2100/210 + 70/210 = 2100 + 70/210 = 2170/210 - 2170/210 simplified gives 31/3
- So, 70/7 + 10/30 = 31/3
In mixed form: 101/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/7+20/30 70/14+10/30 70/7+10/60 70/21+10/30 70/7+10/90 70/7+50/30 70/35+10/30 70/7+70/30 70/49+10/30