Add 49/10 and 72/70
1st number: 4 9/10, 2nd number: 1 2/70
49/10 + 72/70 is 83/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
49/10 = 49 × 7/10 × 7 = 343/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
72/70 = 72 × 1/70 × 1 = 72/70 - Add the two like fractions:
343/70 + 72/70 = 343 + 72/70 = 415/70 - 415/70 simplified gives 83/14
- So, 49/10 + 72/70 = 83/14
In mixed form: 513/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/10+72/70 49/20+72/70 49/30+72/70 49/50+72/70 49/70+72/70