Add 70/25 and 35/28
1st number: 2 20/25, 2nd number: 1 7/28
70/25 + 35/28 is 81/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 28 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 25 × 28 = 700,
70/25 = 70 × 28/25 × 28 = 1960/700 - Likewise, for the 2nd fraction, since 28 × 25 = 700,
35/28 = 35 × 25/28 × 25 = 875/700 - Add the two like fractions:
1960/700 + 875/700 = 1960 + 875/700 = 2835/700 - 2835/700 simplified gives 81/20
- So, 70/25 + 35/28 = 81/20
In mixed form: 41/20
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