Add 42/6 and 70/5
1st number: 7 0/6, 2nd number: 14 0/5
42/6 + 70/5 is 21/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 5 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
42/6 = 42 × 5/6 × 5 = 210/30 - Likewise, for the 2nd fraction, since 5 × 6 = 30,
70/5 = 70 × 6/5 × 6 = 420/30 - Add the two like fractions:
210/30 + 420/30 = 210 + 420/30 = 630/30 - 630/30 simplified gives 21/1
- So, 42/6 + 70/5 = 21/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/6+70/5 42/12+70/5 42/6+70/10 42/18+70/5 42/6+70/15 42/30+70/5 42/6+70/25 42/6+70/35