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Add 48/49 and 42/70

48/49 + 42/70 is 387/245.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 70 is 490
  2. For the 1st fraction, since 49 × 10 = 490,
    48/49 = 48 × 10/49 × 10 = 480/490
  3. Likewise, for the 2nd fraction, since 70 × 7 = 490,
    42/70 = 42 × 7/70 × 7 = 294/490
  4. Add the two fractions:
    480/490 + 294/490 = 480 + 294/490 = 774/490
  5. 774/490 simplified gives 387/245
  6. So, 48/49 + 42/70 = 387/245
    In mixed form: 1142/245

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