Add 18/12 and 21/12
1st number: 1 6/12, 2nd number: 1 9/12
1812 + 2112 is 134.
Steps for adding fractions
- Add the two fractions:
1812 + 2112 = 18 + 2112 = 3912 - 39/12 simplified gives 134
- So, 18/12 + 21/12 = 13/4
In mixed form: 314
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