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Add 21/35 and 40/16

1st number: 21/35, 2nd number: 2 8/16

21/35 + 40/16 is 31/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 16 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 35 × 16 = 560,
    21/35 = 21 × 16/35 × 16 = 336/560
  3. Likewise, for the 2nd fraction, since 16 × 35 = 560,
    40/16 = 40 × 35/16 × 35 = 1400/560
  4. Add the two like fractions:
    336/560 + 1400/560 = 336 + 1400/560 = 1736/560
  5. 1736/560 simplified gives 31/10
  6. So, 21/35 + 40/16 = 31/10
    In mixed form: 31/10

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