Calculator addition followed subtraction

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.

Decimals in word problems:

• Expanded form
  What is the expanded form of 0.21?
• 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?
• Package
  The package was 23 meters of textile. The first day sold 12.3 meters. How many meters of textile remained in the package?
• Rolls
  Mom bought 13 rolls. Dad ate 3.5 rolls. How many rolls were left when Peter yet ate two at dinner?
• Tenths digit
  For 10.932, which digit is in the tenths place?
• Lowest terms
  Reduce to the lowest terms: 32/124
• 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?
• Ratio
  Increase in the ratio 20:4 number 18.5.
• Ratio v2
  Decrease in the ratio 12:16 number 13.2.
• Significant figures
  How many significant figures are present in each of the measured quantities? A. 0.0012 B. 900.0 C. 108 D. .0012 E. 2006 F. 0.002070
• The cashier
  Marissa bought a dress worth 1966.99. If she gave 2000.00 to the cashier. How much is her change?

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