# Decimal calculator

## Result:

### 1 / 2 = 0.5

Spelled result in words is zero point five.### Calculation steps

- Divide: 1 / 2 = 0.5

**order of operations**. The most common mnemonics for remembering this order of operations are:

**PEMDAS**- Parentheses, Exponents, Multiplication, Division, Addition, Subtraction.

**BEDMAS**- Brackets, Exponents, Division, Multiplication, Addition, Subtraction

**BODMAS**- Brackets, Of or Order, Division, Multiplication, Addition, Subtraction.

**GEMDAS**- Grouping Symbols - brackets (){}, Exponents, Multiplication, Division, Addition, Subtraction.

Be careful, always do

**multiplication and division**before

**addition and subtraction**. Some operators (+ and -) and (* and /) has the same priority and then must evaluate from left to right.

#### Examples:

• addition of decimals: -1.5 + 2.45• multiplying decimals: 0.25 * 0.2

• division of a decimals: 5.2 / 0.5

• parenthesis: 3 + 7{4 + 3[2-(8 - 4)×3] + 5}×2

• 2nd power and order of evaluation: 6^2-(2*7+4^2)

• cube root: cuberoot(27)

• Convert fraction to a decimal: 3/4

• decimals and mixed numbers: 1.5 - 1 1/5

## Decimals in word problems:

- Factors

Can the expression ? be factored into rational factors? - Whole numbers

Pavol wrote down a number that is both rational and a whole number. What is one possible number she could have written down? - Distance of numbers

Which number has the same distance from the numbers -5.65 and 7.25 on the numerical axis? - Strange x

For what x is true x=12x? - One sixth

How many sixths are two thirds? - Expanded form

What is the expanded form of 0.21? - Ratio

Increase in the ratio 20:4 number 18.5. - Determine the number

Determine the number x that ?. - Number

Is number 5.146852 irrational? - Expression

If it is true that ? is: - If you 5

If you have 0.08 what is the form in thousandths? - Percentages and numbers

How many percent is number 69 smaller than number 276? - Find the 11

Find the quotient of 229.12 and 12.32 - Equation 11

Solve equation: ? - Ratio v2

Decrease in the ratio 12:16 number 13.2. - About what

How much and how many times is 72.1 greater than 0.00721? - What is 14

What is the product of 0.97 and the next odd decimal number?

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