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How do decimals work?

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How do decimals work?

Decimals are a shorthand way to write fractions and mixed numbers with denominators that are powers of 10 , like 10,100,1000,10000, etc. If a number has a decimal point , then the first digit to the right of the decimal point indicates the number of tenths. For example, the decimal 0.3 is the same as the fraction 310 .

How can you apply fractions decimals and percent in real life situations?

Examples of percentages used in the real world

  1. One of the most common ways that fractions are used is money. A quarter is 1/4 of a dollar, a dime is 1/10 of a dollar, a nickel 1/20 and a penny 1/100.
  2. Another way we use fractions is when we cook, when we want ingredients we measure them with fractions e.g. 1/4 flour.

How are decimals used in everyday life?

We use decimals every day while dealing with money, weight, length etc. Decimal numbers are used in situations where more precision is required than the whole numbers can provide. For example, when we calculate our weight on the weighing machine, we do not always find the weight equal to a whole number on the scale. Oct 17 2019

What are the rules for multiplying decimals?

Here are the rules for multiplying decimal numbers: Multiply the numbers just as if they were whole numbers: Line up the numbers on the right–do not align the decimal points. Starting on the right, multiply each digit in the top number by each digit in the bottom number, just as with whole numbers.

How do you write decimals in word form?

Here are the steps to follow when writing decimals in words. Step #1. First, read the digits to the left of the decimal point as a whole number. Step #2. Say “and” for the decimal point. Step #3. Read the digits to the right of the decimal point as a whole number. Step #4. Say the place name of the

When do we use fractions?

Many people use fractions in one way or another in everyday life. For example, when a person wakes up and allocates the time to spend on each item of the daily chores, the time spent x on one of the items is part of the twenty-four hours in a day. One may further come into contact with fractions on checking time.