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Add 40/90 and 42/48

40/90 + 42/48 is 95/72.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 48 is 720
  2. For the 1st fraction, since 90 × 8 = 720,
    40/90 = 40 × 8/90 × 8 = 320/720
  3. Likewise, for the 2nd fraction, since 48 × 15 = 720,
    42/48 = 42 × 15/48 × 15 = 630/720
  4. Add the two fractions:
    320/720 + 630/720 = 320 + 630/720 = 950/720
  5. 950/720 simplified gives 95/72
  6. So, 40/90 + 42/48 = 95/72
    In mixed form: 123/72

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