Answers

Add 81/16 and 40/60

1^st number: 5 1/16, 2^nd number: 40/60

81/16 + 40/60 is 275/48.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 60 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 16 × 15 = 240,
   81/16 = 81 × 15/16 × 15 = 1215/240
3. Likewise, for the 2nd fraction, since 60 × 4 = 240,
   40/60 = 40 × 4/60 × 4 = 160/240
4. Add the two like fractions:
   1215/240 + 160/240 = 1215 + 160/240 = 1375/240
5. 1375/240 simplified gives 275/48
6. So, 81/16 + 40/60 = 275/48
   In mixed form: 535/48

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