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Add 45/49 and 42/70

45/49 + 42/70 is 372/245.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 70 is 490

    Next, find the equivalent fraction of both fractional numbers with denominator 490
  2. For the 1st fraction, since 49 × 10 = 490,
    45/49 = 45 × 10/49 × 10 = 450/490
  3. Likewise, for the 2nd fraction, since 70 × 7 = 490,
    42/70 = 42 × 7/70 × 7 = 294/490
  4. Add the two like fractions:
    450/490 + 294/490 = 450 + 294/490 = 744/490
  5. 744/490 simplified gives 372/245
  6. So, 45/49 + 42/70 = 372/245
    In mixed form: 1127/245

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