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Add 40/10 and 42/64

1st number: 4 0/10, 2nd number: 42/64

40/10 + 42/64 is 149/32.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 64 is 320
  2. For the 1st fraction, since 10 × 32 = 320,
    40/10 = 40 × 32/10 × 32 = 1280/320
  3. Likewise, for the 2nd fraction, since 64 × 5 = 320,
    42/64 = 42 × 5/64 × 5 = 210/320
  4. Add the two fractions:
    1280/320 + 210/320 = 1280 + 210/320 = 1490/320
  5. 1490/320 simplified gives 149/32
  6. So, 40/10 + 42/64 = 149/32
    In mixed form: 421/32

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