Add 81/90 and 10/16
81/90 + 10/16 is 61/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 16 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
81/90 = 81 × 8/90 × 8 = 648/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
10/16 = 10 × 45/16 × 45 = 450/720 - Add the two like fractions:
648/720 + 450/720 = 648 + 450/720 = 1098/720 - 1098/720 simplified gives 61/40
- So, 81/90 + 10/16 = 61/40
In mixed form: 121/40
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