Add 30/45 and 70/48
1st number: 30/45, 2nd number: 1 22/48
30/45 + 70/48 is 17/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 48 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 45 × 16 = 720,
30/45 = 30 × 16/45 × 16 = 480/720 - Likewise, for the 2nd fraction, since 48 × 15 = 720,
70/48 = 70 × 15/48 × 15 = 1050/720 - Add the two like fractions:
480/720 + 1050/720 = 480 + 1050/720 = 1530/720 - 1530/720 simplified gives 17/8
- So, 30/45 + 70/48 = 17/8
In mixed form: 21/8
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