Add 90/32 and 7/20
1st number: 2 26/32, 2nd number: 7/20
90/32 + 7/20 is 253/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 20 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 32 × 5 = 160,
90/32 = 90 × 5/32 × 5 = 450/160 - Likewise, for the 2nd fraction, since 20 × 8 = 160,
7/20 = 7 × 8/20 × 8 = 56/160 - Add the two like fractions:
450/160 + 56/160 = 450 + 56/160 = 506/160 - 506/160 simplified gives 253/80
- So, 90/32 + 7/20 = 253/80
In mixed form: 313/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/32+14/20 90/64+7/20 90/32+7/40 90/32+21/20 90/96+7/20 90/32+7/60 90/32+35/20 90/32+49/20