Add 18/45 and 42/14
1st number: 18/45, 2nd number: 3 0/14
18/45 + 42/14 is 17/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 14 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 45 × 14 = 630,
18/45 = 18 × 14/45 × 14 = 252/630 - Likewise, for the 2nd fraction, since 14 × 45 = 630,
42/14 = 42 × 45/14 × 45 = 1890/630 - Add the two like fractions:
252/630 + 1890/630 = 252 + 1890/630 = 2142/630 - 2142/630 simplified gives 17/5
- So, 18/45 + 42/14 = 17/5
In mixed form: 32/5
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