Add 12/42 and 50/45
1st number: 12/42, 2nd number: 1 5/45
12/42 + 50/45 is 88/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 42 × 15 = 630,
12/42 = 12 × 15/42 × 15 = 180/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
50/45 = 50 × 14/45 × 14 = 700/630 - Add the two like fractions:
180/630 + 700/630 = 180 + 700/630 = 880/630 - 880/630 simplified gives 88/63
- So, 12/42 + 50/45 = 88/63
In mixed form: 125/63
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