Add 12/70 and 10/60
12/70 + 10/60 is 71/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 70 × 6 = 420,
12/70 = 12 × 6/70 × 6 = 72/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
10/60 = 10 × 7/60 × 7 = 70/420 - Add the two like fractions:
72/420 + 70/420 = 72 + 70/420 = 142/420 - 142/420 simplified gives 71/210
- So, 12/70 + 10/60 = 71/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/70+10/60 12/70+20/60 36/70+10/60 12/70+30/60 60/70+10/60 12/70+50/60 84/70+10/60 12/70+70/60