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Add 40/10 and 50/21

1st number: 4 0/10, 2nd number: 2 8/21

40/10 + 50/21 is 134/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 21 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 10 × 21 = 210,
    40/10 = 40 × 21/10 × 21 = 840/210
  3. Likewise, for the 2nd fraction, since 21 × 10 = 210,
    50/21 = 50 × 10/21 × 10 = 500/210
  4. Add the two like fractions:
    840/210 + 500/210 = 840 + 500/210 = 1340/210
  5. 1340/210 simplified gives 134/21
  6. So, 40/10 + 50/21 = 134/21
    In mixed form: 68/21

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