Add 18/70 and 25/72
18/70 + 25/72 is 1523/2520.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 72 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 70 × 36 = 2520,
18/70 = 18 × 36/70 × 36 = 648/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
25/72 = 25 × 35/72 × 35 = 875/2520 - Add the two like fractions:
648/2520 + 875/2520 = 648 + 875/2520 = 1523/2520 - So, 18/70 + 25/72 = 1523/2520
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