Answers

Add 90/60 and 1/72

1^st number: 1 30/60, 2^nd number: 1/72

90/60 + 1/72 is 109/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 72 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 60 × 6 = 360,
   90/60 = 90 × 6/60 × 6 = 540/360
3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
   1/72 = 1 × 5/72 × 5 = 5/360
4. Add the two like fractions:
   540/360 + 5/360 = 540 + 5/360 = 545/360
5. 545/360 simplified gives 109/72
6. So, 90/60 + 1/72 = 109/72
   In mixed form: 137/72

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