Decimal calculator

The calculator makes basic and advanced operations with decimals, real numbers and integers. It also shows detailed step-by-step information about calculation procedure. Solve problems with two, three or more decimals in one expression. Add, subtract and multiply decimals step-by-step. This calculator uses addition, subtraction, multiplication or division for calculations on positive or negative decimal numbers, integers, real numbers and whole numbers. This online decimals calculator will help you understand how to add, subtract, multiply or divide decimals.The calculator follows well-known rules for 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.


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:

  • Expanded form
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  • Rolls
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  • Ratio
    pomer Increase in the ratio 20:4 number 18.5.
  • Lowest terms
    fractions_16 Reduce to the lowest terms: 32/124
  • Ratio v2
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  • Whole numbers
    fractal_7 Pavol wrote down a number that is both rational and a whole number. What is one possible number she could have written down?
  • Tenths digit
    numbers2 For 10.932, which digit is in the tenths place?
  • Package
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  • Lidl calculator
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  • Mixed numbers
    zlomky_10 Rewrite mixed numbers so the fractions have the same denominator: 5 1/5 - 2 2/3
  • A number
    number_line_4 A number increased by 7.9 is 8.3
  • Insert 3
    arithmet_seq Insert five arithmetic progression members between -7 and 3/2.
  • To improper fraction
    fractal_15 Change mixed number to improper fraction a) 1 2/15 b) -2 15/17
  • Andy had
    mince_5 Andy had $5.95 in his pocket. His father gave him another $3.55. How much does Andy have altogether now?
  • Parcel service
    posta Parcel from U.S. to Slovakia costs 5.3 €. Parcel from Slovakia to the U.S. costs 49 €. Calculate how many times is Slovak Post more expensive than the U.S. parcel service.
  • Dinesh
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  • Arble bag
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