Add 90/32 and 21/20
1st number: 2 26/32, 2nd number: 1 1/20
90/32 + 21/20 is 309/80.
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,
21/20 = 21 × 8/20 × 8 = 168/160 - Add the two like fractions:
450/160 + 168/160 = 450 + 168/160 = 618/160 - 618/160 simplified gives 309/80
- So, 90/32 + 21/20 = 309/80
In mixed form: 369/80
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