Add 35/45 and 18/42
35/45 + 18/42 is 76/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 42 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 45 × 14 = 630,
35/45 = 35 × 14/45 × 14 = 490/630 - Likewise, for the 2nd fraction, since 42 × 15 = 630,
18/42 = 18 × 15/42 × 15 = 270/630 - Add the two like fractions:
490/630 + 270/630 = 490 + 270/630 = 760/630 - 760/630 simplified gives 76/63
- So, 35/45 + 18/42 = 76/63
In mixed form: 113/63
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