Answers

Add 3/45 and 90/56

1^st number: 3/45, 2^nd number: 1 34/56

3/45 + 90/56 is 703/420.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 56 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 45 × 56 = 2520,
   3/45 = 3 × 56/45 × 56 = 168/2520
3. Likewise, for the 2nd fraction, since 56 × 45 = 2520,
   90/56 = 90 × 45/56 × 45 = 4050/2520
4. Add the two like fractions:
   168/2520 + 4050/2520 = 168 + 4050/2520 = 4218/2520
5. 4218/2520 simplified gives 703/420
6. So, 3/45 + 90/56 = 703/420
   In mixed form: 1283/420

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