Add 15/45 and 35/42
15/45 + 35/42 is 7/6.
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,
15/45 = 15 × 14/45 × 14 = 210/630 - Likewise, for the 2nd fraction, since 42 × 15 = 630,
35/42 = 35 × 15/42 × 15 = 525/630 - Add the two like fractions:
210/630 + 525/630 = 210 + 525/630 = 735/630 - 735/630 simplified gives 7/6
- So, 15/45 + 35/42 = 7/6
In mixed form: 11/6
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