Add 90/80 and 45/32
1st number: 1 10/80, 2nd number: 1 13/32
90/80 + 45/32 is 81/32.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 80 × 2 = 160,
90/80 = 90 × 2/80 × 2 = 180/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
45/32 = 45 × 5/32 × 5 = 225/160 - Add the two like fractions:
180/160 + 225/160 = 180 + 225/160 = 405/160 - 405/160 simplified gives 81/32
- So, 90/80 + 45/32 = 81/32
In mixed form: 217/32
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