Add 14/80 and 70/63
1st number: 14/80, 2nd number: 1 7/63
14/80 + 70/63 is 463/360.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 63 is 5040
Next, find the equivalent fraction of both fractional numbers with denominator 5040 - For the 1st fraction, since 80 × 63 = 5040,
14/80 = 14 × 63/80 × 63 = 882/5040 - Likewise, for the 2nd fraction, since 63 × 80 = 5040,
70/63 = 70 × 80/63 × 80 = 5600/5040 - Add the two like fractions:
882/5040 + 5600/5040 = 882 + 5600/5040 = 6482/5040 - 6482/5040 simplified gives 463/360
- So, 14/80 + 70/63 = 463/360
In mixed form: 1103/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/80+70/63 42/80+70/63 70/80+70/63 98/80+70/63