To convert this fraction to a decimal, just divide the numerator (21) by the denominator (40). So, 21 / 40 = 21 ÷ 40 = 0.525. Approximated Values: 21 / 40 = 0.5 rounded to 1 significant figure. 21 / 40 = 0.53 rounded to 2 significant figures. An easier way to do it is to use the table below. How? Convert 0.875 decimal inches to inches (fraction form). 21/64 is equal to 0.328125 in decimal form. Use our fraction to decimal calculator to convert any fraction to a decimal and to know if it is a terminating or a recurring (repeating) decimal. Answer: 0 hour 22 minutes 0 second equals to: 0.36666667 hour as a decimal or. 38 hour as a fraction or. 22 minutes or. 1320 seconds. Here's the little secret you can use to instantly transform any fraction to a decimal: Simply divide the numerator by the denominator: = 2/9 = 2 ÷ 9 = 0.22222222222222. That's literally all there is to it! 2/9 as a decimal is 0.22222222222222. Name a Decimal. Step 1. Name the number to the left of the decimal point. Step 2. Write “and” for the decimal point. Step 3. Name the “number” part to the right of the decimal point as if it were a whole number. Step 4. Name the decimal place of the last digit. To convert a fraction like 19/27 into a decimal, you should divide 27 into 19, and use the remainder to figure out the decimal. The decimal begins 0.703703, and the notation for a repeating decimal like this is to write the numbers that repeat and then put a line above them. The first six digits of the decimal should be included in the A Percent can also be expressed as a Decimal or a Fraction : A Half can be written As a percentage: 50%. As a decimal: 0.5. As a fraction: 1 / 2. So the answer is that 21 1/4 as a decimal is 21.25. And that is is all there is to converting 21 1/4 to a decimal. We convert it to an improper fraction which, in this case, is 85/4 and then we divide the new numerator (85) by the denominator to get our answer. If you want to practice, grab yourself a pen, a pad, and a calculator and try to ze7d.