# Decimal calculator

## Result:

### 13 / 8 = 1.625

Spelled result in words is one point six two five.### Calculation steps

- Divide: 13 / 8 = 1.625

**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:

- 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? - Factors

Can the expression ? be factored into rational factors? - Distance of numbers

Which number has the same distance from the numbers -5.65 and 7.25 on the numerical axis? - If you 5

If you have 0.08 what is the form in thousandths? - Strange x

For what x is true ?? - Evaluate

The division of numbers 18 and 6 increase by-product of the numbers 156 and 0.001 - One sixth

How many sixths are two thirds? - What is 14

What is the product of 0.97 and the next odd decimal number? - Expression 8

Evaluate this expressions: a) 5[3 + 4(2.8 - 3)] b) 5×(8-4)÷4-2 - About what

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

Sort fractions ? by its size. Result write as three serial numbers 1,2,3. - Expression

If it is true that ? is: - Percentages and numbers

How many percent is number 69 smaller than number 276? - Between two mixed

What is the rational number between 2 1/4 and 2 4/5? - What is 11

What is the quotient of Three-fifths and 1 Over 10? - What is one third

What is 1/3 as a decimal? Give your answer rounded to 2 decimal places. - Denominator

Calculate the missing denominator x: ?

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