Add 72/40 and 12/8
1st number: 1 32/40, 2nd number: 1 4/8
72/40 + 12/8 is 33/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
72/40 = 72 × 1/40 × 1 = 72/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
12/8 = 12 × 5/8 × 5 = 60/40 - Add the two like fractions:
72/40 + 60/40 = 72 + 60/40 = 132/40 - 132/40 simplified gives 33/10
- So, 72/40 + 12/8 = 33/10
In mixed form: 33/10
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