Add 20/16 and 40/90
1st number: 1 4/16, 2nd number: 40/90
20/16 + 40/90 is 61/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 16 × 45 = 720,
20/16 = 20 × 45/16 × 45 = 900/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
40/90 = 40 × 8/90 × 8 = 320/720 - Add the two like fractions:
900/720 + 320/720 = 900 + 320/720 = 1220/720 - 1220/720 simplified gives 61/36
- So, 20/16 + 40/90 = 61/36
In mixed form: 125/36
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