Add 56/75 and 4/21
56/75 + 4/21 is 164/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 21 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 75 × 7 = 525,
56/75 = 56 × 7/75 × 7 = 392/525 - Likewise, for the 2nd fraction, since 21 × 25 = 525,
4/21 = 4 × 25/21 × 25 = 100/525 - Add the two like fractions:
392/525 + 100/525 = 392 + 100/525 = 492/525 - 492/525 simplified gives 164/175
- So, 56/75 + 4/21 = 164/175
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