Add 90/70 and 10/16
1st number: 1 20/70, 2nd number: 10/16
90/70 + 10/16 is 107/56.
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,
90/70 = 90 × 8/70 × 8 = 720/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
10/16 = 10 × 35/16 × 35 = 350/560 - Add the two like fractions:
720/560 + 350/560 = 720 + 350/560 = 1070/560 - 1070/560 simplified gives 107/56
- So, 90/70 + 10/16 = 107/56
In mixed form: 151/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/70+20/16 90/70+10/32 90/70+30/16 90/70+10/48 90/70+50/16 90/70+10/80 90/70+70/16