Answers

Add 7/90 and 8/50

7/90 + 8/50 is 107/450.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 50 is 450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 450
2. For the 1st fraction, since 90 × 5 = 450,
   7/90 = 7 × 5/90 × 5 = 35/450
3. Likewise, for the 2nd fraction, since 50 × 9 = 450,
   8/50 = 8 × 9/50 × 9 = 72/450
4. Add the two like fractions:
   35/450 + 72/450 = 35 + 72/450 = 107/450
5. So, 7/90 + 8/50 = 107/450

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