9/21 is 0.42857142857142855 as a decimal
As our numbering system is based on powers of 10 it is called decimal. In Latin Decem means 10. A decimal number is a number that consists of a whole number and a fractional part. Decimals use a system of numbers based on units of tens, which results in the spaces past the decimal point as tenths, hundredths, thousandths and so on.
Steps:
Divide 9 by 21: 9 ÷ 21 = 0.42857142857142855
Answer: 9 21 = 0.42857142857142855
The simplest way to read decimals is to simply read the digits one by one. For example, 9.2 will be read as "nine point 2," 3.8 would be "three point eight," and so on.
In a decimal number, the decimal point separates the whole number from the fractional part of the decimal number.
Converting 9/21 meters into cms.
As we know, 1 m = 100 cm9/21 m = 9/21 × (100) cm = 42.857142857142854 cm OR 0.42857142857142855 meters
Converting 9/21 kgs into grams
As we know, 1 kg = 1000 grams9/21 kg = 9/21 × (1000) grams = 429 grams OR 0.42857142857142855 kgs