Add 81/70 and 50/16
1st number: 1 11/70, 2nd number: 3 2/16
81/70 + 50/16 is 1199/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 16 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 70 × 8 = 560,
81/70 = 81 × 8/70 × 8 = 648/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
50/16 = 50 × 35/16 × 35 = 1750/560 - Add the two like fractions:
648/560 + 1750/560 = 648 + 1750/560 = 2398/560 - 2398/560 simplified gives 1199/280
- So, 81/70 + 50/16 = 1199/280
In mixed form: 479/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/70+50/32 81/70+50/48 81/70+50/80