Add 70/72 and 16/45
70/72 + 16/45 is 239/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
70/72 = 70 × 5/72 × 5 = 350/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
16/45 = 16 × 8/45 × 8 = 128/360 - Add the two like fractions:
350/360 + 128/360 = 350 + 128/360 = 478/360 - 478/360 simplified gives 239/180
- So, 70/72 + 16/45 = 239/180
In mixed form: 159/180
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