Answers

Add 64/45 and 50/72

1^st number: 1 19/45, 2^nd number: 50/72

64/45 + 50/72 is 127/60.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 72 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 45 × 8 = 360,
   64/45 = 64 × 8/45 × 8 = 512/360
3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
   50/72 = 50 × 5/72 × 5 = 250/360
4. Add the two like fractions:
   512/360 + 250/360 = 512 + 250/360 = 762/360
5. 762/360 simplified gives 127/60
6. So, 64/45 + 50/72 = 127/60
   In mixed form: 27/60

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