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Add 20/45 and 48/70

20/45 + 48/70 is 356/315.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 70 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 45 × 14 = 630,
    20/45 = 20 × 14/45 × 14 = 280/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    48/70 = 48 × 9/70 × 9 = 432/630
  4. Add the two like fractions:
    280/630 + 432/630 = 280 + 432/630 = 712/630
  5. 712/630 simplified gives 356/315
  6. So, 20/45 + 48/70 = 356/315
    In mixed form: 141/315

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