Add 70/90 and 72/16
1st number: 70/90, 2nd number: 4 8/16
70/90 + 72/16 is 95/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 16 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
70/90 = 70 × 8/90 × 8 = 560/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
72/16 = 72 × 45/16 × 45 = 3240/720 - Add the two like fractions:
560/720 + 3240/720 = 560 + 3240/720 = 3800/720 - 3800/720 simplified gives 95/18
- So, 70/90 + 72/16 = 95/18
In mixed form: 55/18
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