Answers

Add 90/40 and 18/48

1^st number: 2 10/40, 2^nd number: 18/48

90/40 + 18/48 is 21/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 48 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 40 × 6 = 240,
   90/40 = 90 × 6/40 × 6 = 540/240
3. Likewise, for the 2nd fraction, since 48 × 5 = 240,
   18/48 = 18 × 5/48 × 5 = 90/240
4. Add the two like fractions:
   540/240 + 90/240 = 540 + 90/240 = 630/240
5. 630/240 simplified gives 21/8
6. So, 90/40 + 18/48 = 21/8
   In mixed form: 25/8

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