Add 72/96 and 42/40
1st number: 72/96, 2nd number: 1 2/40
72/96 + 42/40 is 9/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 40 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 96 × 5 = 480,
72/96 = 72 × 5/96 × 5 = 360/480 - Likewise, for the 2nd fraction, since 40 × 12 = 480,
42/40 = 42 × 12/40 × 12 = 504/480 - Add the two like fractions:
360/480 + 504/480 = 360 + 504/480 = 864/480 - 864/480 simplified gives 9/5
- So, 72/96 + 42/40 = 9/5
In mixed form: 14/5
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