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Add 42/98 and 7/10

42/98 + 7/10 is 79/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 10 is 490
  2. For the 1st fraction, since 98 × 5 = 490,
    42/98 = 42 × 5/98 × 5 = 210/490
  3. Likewise, for the 2nd fraction, since 10 × 49 = 490,
    7/10 = 7 × 49/10 × 49 = 343/490
  4. Add the two fractions:
    210/490 + 343/490 = 210 + 343/490 = 553/490
  5. 553/490 simplified gives 79/70
  6. So, 42/98 + 7/10 = 79/70
    In mixed form: 19/70

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