Answers

Add 90/18 and 24/40

1^st number: 5 0/18, 2^nd number: 24/40

90/18 + 24/40 is 28/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 40 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 18 × 20 = 360,
   90/18 = 90 × 20/18 × 20 = 1800/360
3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
   24/40 = 24 × 9/40 × 9 = 216/360
4. Add the two like fractions:
   1800/360 + 216/360 = 1800 + 216/360 = 2016/360
5. 2016/360 simplified gives 28/5
6. So, 90/18 + 24/40 = 28/5
   In mixed form: 53/5

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