Answers

Add 24/40 and 72/16

1^st number: 24/40, 2^nd number: 4 8/16

24/40 + 72/16 is 51/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 16 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 40 × 2 = 80,
   24/40 = 24 × 2/40 × 2 = 48/80
3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
   72/16 = 72 × 5/16 × 5 = 360/80
4. Add the two like fractions:
   48/80 + 360/80 = 48 + 360/80 = 408/80
5. 408/80 simplified gives 51/10
6. So, 24/40 + 72/16 = 51/10
   In mixed form: 51/10

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