Add 72/16 and 8/40
1st number: 4 8/16, 2nd number: 8/40
72/16 + 8/40 is 47/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 40 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
72/16 = 72 × 5/16 × 5 = 360/80 - Likewise, for the 2nd fraction, since 40 × 2 = 80,
8/40 = 8 × 2/40 × 2 = 16/80 - Add the two like fractions:
360/80 + 16/80 = 360 + 16/80 = 376/80 - 376/80 simplified gives 47/10
- So, 72/16 + 8/40 = 47/10
In mixed form: 47/10
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