Add 42/75 and 15/63
42/75 + 15/63 is 419/525.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 63 is 1575
Next, find the equivalent fraction of both fractional numbers with denominator 1575 - For the 1st fraction, since 75 × 21 = 1575,
42/75 = 42 × 21/75 × 21 = 882/1575 - Likewise, for the 2nd fraction, since 63 × 25 = 1575,
15/63 = 15 × 25/63 × 25 = 375/1575 - Add the two like fractions:
882/1575 + 375/1575 = 882 + 375/1575 = 1257/1575 - 1257/1575 simplified gives 419/525
- So, 42/75 + 15/63 = 419/525
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