Answers

Add 14/90 and 5/70

14/90 + 5/70 is 143/630.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 90 × 7 = 630,
   14/90 = 14 × 7/90 × 7 = 98/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   5/70 = 5 × 9/70 × 9 = 45/630
4. Add the two like fractions:
   98/630 + 45/630 = 98 + 45/630 = 143/630
5. So, 14/90 + 5/70 = 143/630

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