Add 45/70 and 70/28
1st number: 45/70, 2nd number: 2 14/28
45/70 + 70/28 is 22/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
45/70 = 45 × 2/70 × 2 = 90/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
70/28 = 70 × 5/28 × 5 = 350/140 - Add the two like fractions:
90/140 + 350/140 = 90 + 350/140 = 440/140 - 440/140 simplified gives 22/7
- So, 45/70 + 70/28 = 22/7
In mixed form: 31/7
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