Add 12/5 and 90/16
1st number: 2 2/5, 2nd number: 5 10/16
12/5 + 90/16 is 321/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
12/5 = 12 × 16/5 × 16 = 192/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
90/16 = 90 × 5/16 × 5 = 450/80 - Add the two like fractions:
192/80 + 450/80 = 192 + 450/80 = 642/80 - 642/80 simplified gives 321/40
- So, 12/5 + 90/16 = 321/40
In mixed form: 81/40
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