Add 90/60 and 81/16
1st number: 1 30/60, 2nd number: 5 1/16
90/60 + 81/16 is 105/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 60 × 4 = 240,
90/60 = 90 × 4/60 × 4 = 360/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
81/16 = 81 × 15/16 × 15 = 1215/240 - Add the two like fractions:
360/240 + 1215/240 = 360 + 1215/240 = 1575/240 - 1575/240 simplified gives 105/16
- So, 90/60 + 81/16 = 105/16
In mixed form: 69/16
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