First let’s set up the problem:
1819÷21 Step 1:
Take the whole number, 21, and multiply it by the denominator of the fraction, 18:
18 x 21 = 378
Step 2:
The result of this multiplication will now become the denominator of the answer. The answer to the problem in fraction form can now be seen:
1918⋅21=19378 To display the answer to 19/18 Divided by 21 in decimal form, you can divide the numerator, 378, by the denominator, 19. The answer can be rounded to the nearest three decimal points, if needed:
19378=19378=19.89 So, in decimal form, 19 divided by 18/21 = 19.89
And in its simplest fractional form, 19 divided by 18/21 is 378/19