7 divided by 10 1/2
The easiest way to solve this problem is to convert 10 1/2 to the decimal 10.5.
You could also set it up in fraction form:
14/2 divided by 21/2 =
14/2 * 2/21 = 28/42 = 2/3
To divide 7 by 10 1/2, we need to convert the mixed number into an improper fraction.
To do this, we multiply the whole number (10) by the denominator (2), which gives us 20. Then, we add the numerator (1) to get 21.
So, 10 1/2 is equal to 21/2.
Now, we can divide 7 by 21/2.
To divide by a fraction, we multiply by its reciprocal.
The reciprocal of 21/2 is 2/21.
So, 7 divided by 10 1/2 is equal to 7 multiplied by 2/21.
Multiplying 7 by 2 gives us 14.
And multiplying 1 by 21 gives us 21.
Therefore, the answer is 14/21, which can be simplified to 2/3.
To divide 7 by 10 1/2, we need to convert the mixed number (10 1/2) into an improper fraction.
To do that, we can multiply the whole number (10) by the denominator (2) and add the numerator (1).
10 * 2 + 1 = 21
So, 10 1/2 can be written as the improper fraction 21/2.
Now, to divide 7 by 21/2, we can multiply 7 by the reciprocal of 21/2.
The reciprocal is found by swapping the numerator and the denominator of the fraction.
So, the reciprocal of 21/2 is 2/21.
Now, we can multiply 7 by 2/21 to get the result:
7 * 2/21 = 14/21
The fraction 14/21 can be simplified by dividing both the numerator and the denominator by their greatest common divisor, which is 7:
14 ÷ 7 / 21 ÷ 7 = 2/3
So, 7 divided by 10 1/2 is equal to 2/3.