Answers

Add 54/72 and 70/45

1^st number: 54/72, 2^nd number: 1 25/45

54/72 + 70/45 is 83/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 45 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 72 × 5 = 360,
   54/72 = 54 × 5/72 × 5 = 270/360
3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
   70/45 = 70 × 8/45 × 8 = 560/360
4. Add the two like fractions:
   270/360 + 560/360 = 270 + 560/360 = 830/360
5. 830/360 simplified gives 83/36
6. So, 54/72 + 70/45 = 83/36
   In mixed form: 211/36

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