Decimals are important because people use them everyday in different situations, such as counting money, looking at price tags, reading an odometer and reviewing Olympic scores. The decimal system is a way to express large and small numbers by utilizing the decimal point.Know More
Similarly, using the decimal system is less cumbersome than writing, adding, subtracting or multiplying mixed numbers with fractions. For example, it is easier to write ten and a half as 10.5 than as 10 1/2. Adding decimals like 10.5 and 29.75 is much easier than add 10 1/2 and 29 3/4, where you need to replace the fractions with common denominators before adding them. Likewise, it is easier to compare decimal numbers than fractions.
The decimal system, which uses base 10, is a system used for calculation in the sciences and engineering disciplines that can require more precision. Additionally, people need decimals in everyday life for the most basic of tasks.Learn More
Decimals are most often used when referring to money. If someone has $3.42, for example, he has three whole dollars and 42/100 of a dollar. Most people find it easier to compare two decimals than two fractions.Full Answer >
To write decimals in standard form, move the decimal point to the right until it is at the right of the first nonzero digit. Then, multiply the number by 10 to the power of the negative of the number of spaces the decimal point was moved.Full Answer >
People find decimals in many places during daily life: on price tags of items at clothes stores, on bank credit card statements and even on food nutrition labels. Decimals exist in many places and play an important role in daily life. Small changes in decimal placements lead to big changes in price, quantity, expenditures and savings.Full Answer >
Norms are important to society because they provide guidelines on how to act in different situations. Social norms help to create order in society by allowing humans to understand typical behaviors in their culture.Full Answer >