Decimal calculator

This calculator makes basic and advanced operations with decimals, real numbers, and integers. It also shows detailed step-by-step information about calculation procedures. 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 positive or negative decimal numbers, integers, real numbers, and whole numbers. This online decimals calculator will help you understand adding, subtracting, multiplying, or dividing decimals.

The calculator follows well-known rules for the 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.
MDAS - Multiplication and Division have the same precedence over Addition and Subtraction. The MDAS rule is the order of operations part of the PEMDAS rule.
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
• addition followed subtraction: 5+1-2
• 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
  What is the expanded form of 0.21?
• Lowest terms
  Reduce to the lowest terms: 32/124
• Package
  The package was 23 meters of textile. The first day sold 12.3 meters. How many meters of textile remained in the package?
• 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?
• Tenths digit
  For 10.932, which digit is in the tenths place?
• Decimal number
  I am a decimal number between 0.3 and 0.5 . the digit in my hundredths place is 5 more than the digit in tenth place, off the number in tenth place is 4. what is the number?
• Rolls
  Mom bought 13 rolls. Dad ate 3.5 rolls. How many rolls were left when Peter yet ate two at dinner?
• Ratio v2
  Decrease in the ratio 12:16 number 13.2.
• Homework
  In the crate are 18 plums, 27 apricot and 36 nuts. How many pieces of fruit left in the crate when Peter took 8 ninth: 1. nuts 2. apricots 3. fruit 4. drupe
• The cashier
  Marissa bought a dress worth 1966.99. If she gave 2000.00 to the cashier. How much is her change?
• Thousandths
  If you have 0.08 what is the form in thousandths?

more math problems »