Add 8/42 and 54/45
1st number: 8/42, 2nd number: 1 9/45
8/42 + 54/45 is 146/105.
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,
8/42 = 8 × 15/42 × 15 = 120/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
54/45 = 54 × 14/45 × 14 = 756/630 - Add the two like fractions:
120/630 + 756/630 = 120 + 756/630 = 876/630 - 876/630 simplified gives 146/105
- So, 8/42 + 54/45 = 146/105
In mixed form: 141/105
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