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Add 7/10 and 21/75

7/10 + 21/75 is 49/50.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 75 is 150

    Next, find the equivalent fraction of both fractional numbers with denominator 150
  2. For the 1st fraction, since 10 × 15 = 150,
    7/10 = 7 × 15/10 × 15 = 105/150
  3. Likewise, for the 2nd fraction, since 75 × 2 = 150,
    21/75 = 21 × 2/75 × 2 = 42/150
  4. Add the two like fractions:
    105/150 + 42/150 = 105 + 42/150 = 147/150
  5. 147/150 simplified gives 49/50
  6. So, 7/10 + 21/75 = 49/50

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