Answers

Add 7/90 and 35/40

7/90 + 35/40 is 343/360.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 40 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 90 × 4 = 360,
   7/90 = 7 × 4/90 × 4 = 28/360
3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
   35/40 = 35 × 9/40 × 9 = 315/360
4. Add the two like fractions:
   28/360 + 315/360 = 28 + 315/360 = 343/360
5. So, 7/90 + 35/40 = 343/360

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