Answers

Add 40/70 and 63/16

1^st number: 40/70, 2^nd number: 3 15/16

40/70 + 63/16 is 505/112.

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,
   40/70 = 40 × 8/70 × 8 = 320/560
3. Likewise, for the 2nd fraction, since 16 × 35 = 560,
   63/16 = 63 × 35/16 × 35 = 2205/560
4. Add the two fractions:
   320/560 + 2205/560 = 320 + 2205/560 = 2525/560
5. After reducing the fraction, the answer is 505/112
6. In mixed form: 457/112

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