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Add 45/70 and 63/16

1st number: 45/70, 2nd number: 3 15/16

45/70 + 63/16 is 513/112.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 16 is 560
  2. For the 1st fraction, since 70 × 8 = 560,
    45/70 = 45 × 8/70 × 8 = 360/560
  3. Likewise, for the 2nd fraction, since 16 × 35 = 560,
    63/16 = 63 × 35/16 × 35 = 2205/560
  4. Add the two fractions:
    360/560 + 2205/560 = 360 + 2205/560 = 2565/560
  5. After reducing the fraction, the answer is 513/112
  6. In mixed form: 465/112

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