Add 5/42 and 75/45
1st number: 5/42, 2nd number: 1 30/45
5/42 + 75/45 is 25/14.
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,
5/42 = 5 × 15/42 × 15 = 75/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
75/45 = 75 × 14/45 × 14 = 1050/630 - Add the two like fractions:
75/630 + 1050/630 = 75 + 1050/630 = 1125/630 - 1125/630 simplified gives 25/14
- So, 5/42 + 75/45 = 25/14
In mixed form: 111/14
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