Add 90/70 and 10/32
1st number: 1 20/70, 2nd number: 10/32
90/70 + 10/32 is 179/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 32 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 70 × 16 = 1120,
90/70 = 90 × 16/70 × 16 = 1440/1120 - Likewise, for the 2nd fraction, since 32 × 35 = 1120,
10/32 = 10 × 35/32 × 35 = 350/1120 - Add the two like fractions:
1440/1120 + 350/1120 = 1440 + 350/1120 = 1790/1120 - 1790/1120 simplified gives 179/112
- So, 90/70 + 10/32 = 179/112
In mixed form: 167/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/70+20/32 90/70+10/64 90/70+30/32 90/70+10/96 90/70+50/32 90/70+70/32