Add 25/70 and 56/72
25/70 + 56/72 is 143/126.
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,
25/70 = 25 × 36/70 × 36 = 900/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
56/72 = 56 × 35/72 × 35 = 1960/2520 - Add the two like fractions:
900/2520 + 1960/2520 = 900 + 1960/2520 = 2860/2520 - 2860/2520 simplified gives 143/126
- So, 25/70 + 56/72 = 143/126
In mixed form: 117/126
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