Add 20/70 and 84/64
1st number: 20/70, 2nd number: 1 20/64
20/70 + 84/64 is 179/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 64 is 2240
Next, find the equivalent fraction of both fractional numbers with denominator 2240 - For the 1st fraction, since 70 × 32 = 2240,
20/70 = 20 × 32/70 × 32 = 640/2240 - Likewise, for the 2nd fraction, since 64 × 35 = 2240,
84/64 = 84 × 35/64 × 35 = 2940/2240 - Add the two like fractions:
640/2240 + 2940/2240 = 640 + 2940/2240 = 3580/2240 - 3580/2240 simplified gives 179/112
- So, 20/70 + 84/64 = 179/112
In mixed form: 167/112
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