Add 72/70 and 12/32
1st number: 1 2/70, 2nd number: 12/32
72/70 + 12/32 is 393/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 32 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 70 × 16 = 1120,
72/70 = 72 × 16/70 × 16 = 1152/1120 - Likewise, for the 2nd fraction, since 32 × 35 = 1120,
12/32 = 12 × 35/32 × 35 = 420/1120 - Add the two like fractions:
1152/1120 + 420/1120 = 1152 + 420/1120 = 1572/1120 - 1572/1120 simplified gives 393/280
- So, 72/70 + 12/32 = 393/280
In mixed form: 1113/280
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