Add 42/30 and 80/9
1st number: 1 12/30, 2nd number: 8 8/9
42/30 + 80/9 is 463/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
42/30 = 42 × 3/30 × 3 = 126/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
80/9 = 80 × 10/9 × 10 = 800/90 - Add the two like fractions:
126/90 + 800/90 = 126 + 800/90 = 926/90 - 926/90 simplified gives 463/45
- So, 42/30 + 80/9 = 463/45
In mixed form: 1013/45
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