Answers

Add 80/40 and 90/48

1^st number: 2 0/40, 2^nd number: 1 42/48

80/40 + 90/48 is 31/8.

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,
   80/40 = 80 × 6/40 × 6 = 480/240
3. Likewise, for the 2nd fraction, since 48 × 5 = 240,
   90/48 = 90 × 5/48 × 5 = 450/240
4. Add the two like fractions:
   480/240 + 450/240 = 480 + 450/240 = 930/240
5. 930/240 simplified gives 31/8
6. So, 80/40 + 90/48 = 31/8
   In mixed form: 37/8

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