To convert the mixed number 1 7/12 into an improper fraction, you need to follow a simple process.
First, take the whole number part (which is 1) and multiply it by the denominator of the fractional part (which is 12). This gives you:
1 × 12 = 12
Next, you add the numerator of the fractional part (which is 7) to the result you just calculated:
12 + 7 = 19
Your final step is to place this result over the original denominator:
19/12
So, 1 7/12 as an improper fraction is 19/12.