Add 70/5 and 2/90
1st number: 14 0/5, 2nd number: 2/90
70/5 + 2/90 is 631/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
70/5 = 70 × 18/5 × 18 = 1260/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
2/90 = 2 × 1/90 × 1 = 2/90 - Add the two like fractions:
1260/90 + 2/90 = 1260 + 2/90 = 1262/90 - 1262/90 simplified gives 631/45
- So, 70/5 + 2/90 = 631/45
In mixed form: 141/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/5+4/90 70/10+2/90 70/5+6/90 70/15+2/90 70/5+10/90 70/25+2/90 70/5+14/90 70/35+2/90