Add 70/5 and 4/72
1st number: 14 0/5, 2nd number: 4/72
70/5 + 4/72 is 253/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 5 × 72 = 360,
70/5 = 70 × 72/5 × 72 = 5040/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
4/72 = 4 × 5/72 × 5 = 20/360 - Add the two like fractions:
5040/360 + 20/360 = 5040 + 20/360 = 5060/360 - 5060/360 simplified gives 253/18
- So, 70/5 + 4/72 = 253/18
In mixed form: 141/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/5+8/72 70/10+4/72 70/5+12/72 70/15+4/72 70/5+20/72 70/25+4/72 70/5+28/72 70/35+4/72