Add 30/8 and 42/72
1st number: 3 6/8, 2nd number: 42/72
30/8 + 42/72 is 13/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
30/8 = 30 × 9/8 × 9 = 270/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
42/72 = 42 × 1/72 × 1 = 42/72 - Add the two like fractions:
270/72 + 42/72 = 270 + 42/72 = 312/72 - 312/72 simplified gives 13/3
- So, 30/8 + 42/72 = 13/3
In mixed form: 41/3
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