Add 70/30 and 4/60
1st number: 2 10/30, 2nd number: 4/60
70/30 + 4/60 is 12/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
70/30 = 70 × 2/30 × 2 = 140/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
4/60 = 4 × 1/60 × 1 = 4/60 - Add the two like fractions:
140/60 + 4/60 = 140 + 4/60 = 144/60 - 144/60 simplified gives 12/5
- So, 70/30 + 4/60 = 12/5
In mixed form: 22/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/30+8/60 70/60+4/60 70/30+12/60 70/90+4/60 70/30+20/60 70/30+28/60