Add 3/30 and 70/8
1st number: 3/30, 2nd number: 8 6/8
3/30 + 70/8 is 177/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
3/30 = 3 × 4/30 × 4 = 12/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
70/8 = 70 × 15/8 × 15 = 1050/120 - Add the two like fractions:
12/120 + 1050/120 = 12 + 1050/120 = 1062/120 - 1062/120 simplified gives 177/20
- So, 3/30 + 70/8 = 177/20
In mixed form: 817/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/30+70/8 3/60+70/8 3/30+70/16 9/30+70/8 3/90+70/8 3/30+70/24 15/30+70/8 3/30+70/40 21/30+70/8 3/30+70/56