Answers

Add 7/45 and 7/72

7/45 + 7/72 is 91/360.

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,
   7/45 = 7 × 8/45 × 8 = 56/360
3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
   7/72 = 7 × 5/72 × 5 = 35/360
4. Add the two like fractions:
   56/360 + 35/360 = 56 + 35/360 = 91/360
5. So, 7/45 + 7/72 = 91/360

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