Add 42/72 and 1/35
42/72 + 1/35 is 257/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 35 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 72 × 35 = 2520,
42/72 = 42 × 35/72 × 35 = 1470/2520 - Likewise, for the 2nd fraction, since 35 × 72 = 2520,
1/35 = 1 × 72/35 × 72 = 72/2520 - Add the two like fractions:
1470/2520 + 72/2520 = 1470 + 72/2520 = 1542/2520 - 1542/2520 simplified gives 257/420
- So, 42/72 + 1/35 = 257/420
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