Answers

Add 40/72 and 48/45

1^st number: 40/72, 2^nd number: 1 3/45

40/72 + 48/45 is 73/45.

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,
   40/72 = 40 × 5/72 × 5 = 200/360
3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
   48/45 = 48 × 8/45 × 8 = 384/360
4. Add the two like fractions:
   200/360 + 384/360 = 200 + 384/360 = 584/360
5. 584/360 simplified gives 73/45
6. So, 40/72 + 48/45 = 73/45
   In mixed form: 128/45

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