Add 70/10 and 54/80
1st number: 7 0/10, 2nd number: 54/80
70/10 + 54/80 is 307/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 10 × 8 = 80,
70/10 = 70 × 8/10 × 8 = 560/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
54/80 = 54 × 1/80 × 1 = 54/80 - Add the two like fractions:
560/80 + 54/80 = 560 + 54/80 = 614/80 - 614/80 simplified gives 307/40
- So, 70/10 + 54/80 = 307/40
In mixed form: 727/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/20+54/80 70/30+54/80 70/50+54/80