Add 42/8 and 72/9
1st number: 5 2/8, 2nd number: 8 0/9
42/8 + 72/9 is 53/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
42/8 = 42 × 9/8 × 9 = 378/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
72/9 = 72 × 8/9 × 8 = 576/72 - Add the two like fractions:
378/72 + 576/72 = 378 + 576/72 = 954/72 - 954/72 simplified gives 53/4
- So, 42/8 + 72/9 = 53/4
In mixed form: 131/4
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