Basic Calculator Online

Welcome to Basic Calculator Online! This simple tool helps you with everyday calculations, combining modern design with essential functions. Checkout our other calculators, Hours Calculator, Percentage Increase Calculator, & more!

What Are the Functions on this Basic Calculator Online?

Basic Calculator offers many features for all your basic and advanced calculation needs. Hereโ€™s what it can do:

  1. Basic Arithmetic: Easily add, subtract, multiply, and divide numbers.
  2. Memory Functions: Save and recall numbers with memory clear (MC), memory recall (MR), memory minus (M-), and memory plus (M+).
  3. Advanced Calculations: Find square roots (โˆš), percentages (%), and powers (x^y). Use the constant pi (ฯ€) for precise calculations.
  4. Rounding: Quickly round numbers to 2 decimal places (R2) or the nearest whole number (R0).
  5. Sign Change: Switch the sign of a number between positive and negative (+/-).
  6. Clear Functions: Clear all entries (AC) or just the last entry (CE).
  7. Delete Last Entry: Use the delete button (โŒซ) to remove the last character entered.

About This Calculator

Basic Calculator Online (Calcul Online) is designed to be user-friendly and helpful for everyday use. With a sleek design and easy-to-use features, it helps you handle all your calculations quickly and efficiently. The option to change the calculator’s skin adds a fun and personalized touch to your experience.

How to Use Basic Calculator Online (Calcul Online)

Explore example calculations using Basic Calculator Online. Follow the steps to input numbers and symbols, and perform calculations with the operator buttons. Examples show you how to do simple math and percentages on a calculator. You can also learn how to calculate present value and future value.

Image showing Basic Calculator Online ( Calcul Online ) with 4 more skins

Addition and Subtraction

Calculation
Steps
6 + 7 = 13
6 + 7 =
9 – 4 = 5
9 – 4 =
3 + (-8) = -5
3 + 8 +/- =
(-5) – 6 = -11
5 +/- – 6 =
7.1 + 3.25 – 2.35 = 8
7.1 + 3.25 – 2.35 =

Multiplication and Division

Calculation
Steps
14 ร— 2 ร— 3 = 84
14 ร— 2 ร— 3 =
30 รท 5 = 6
30 รท 5 =
7.2 ร— 15.3 รท 5.1 = 21.6
7.2 ร— 15.3 รท 5.1 =

Repeating Operations

Calculation
Steps
2 + 4 + 4 + 4 = 14
2 + 4 = = =
5 + 5 + 5 = 15
5 + = =
10 – 2 – 2 – 2 – 2 = 2
10 – 2 = = = =
3 ร— 3 ร— 3 ร— 3 = 81
3 ร— 3 = = =
2 ร— 2 ร— 2 ร— 2 ร— 2 ร— 2 = 64
2 ร— = = = = =
2^3^2 = 512
2 xy 3 = =

For all the above, if a second operand is not entered, the first operand will be repeated.

Memory Button Actions

MC memory clear
clear memory to 0, will not affect display
MR memory recall
display current memory value
M- memory minus
subtract display value from memory value
M+ memory plus
add display value to memory value

Memory Functions

Calculation
Steps
8 + 6 + 4 – 12 = 6
MC 8 M+ 6 M+ 4 M+ 12 M-
MR will display 6
20 + 30 = 50
MC 20 + 30 = M+
ฯ€ ร— 5^2 = 78.5398163397
5 xy 2 = ร— ฯ€ = M+
9 ร— 7 = 63
9 ร— 7 = M+
MR will display 141.5398163397

Roots, Exponents, and Power Functions

Calculation
Steps
โˆš49 = 7
49 โˆšx
3^3 = 27
3 xy 3 =
4^4 = 256
4 xy 4 =
4^-2 = 0.0625
4 xy 2 +/- =
5^3 = 125
5 xy 3 =

Order of Operations

Calculation
Steps
3 + 4 ร— 2 รท 2 = 7
3 + 4 ร— 2 รท 2 =
3 + ((6 ร— 3) รท 2) = 12
6 ร— 3 รท 2 + 3 =

Additional Operations

Calculation
Steps
Reciprocal (1/x)
7 รท = =
Area of a Circle (A = ฯ€rยฒ)
ฯ€ ร— 9 ร— 9 =
Volume of a Sphere (V = (4/3)ฯ€rยณ)
8 xy 3 ร— 4 รท 3 ร— ฯ€ =
Present Value (PV)
PV = 15,000 / (1 + 0.045)^5 = 12,073.80
1 + 0.045 = รท = = = ร— 15000 = R2
Future Value (FV)
FV = 12,000 ร— (1 + 0.055)^4 = 14,600.99
1 + 0.055 = ร— = = = ร— 12000 = R2

Percentage Operations

Calculation
Steps
14 plus 12% is 15.68
14 + 12% =
20 minus 15% is 17
20 – 15% =
10% of 25 is 2.5
25 ร— 10% =
30 is 15% of 200
30 รท 15% =

Advanced Percentage Calculations

Calculation
Steps
List Price + Sales Tax = Final Price
50 + 8% = 54
Steps
50 + 8% = R2
List Price – Discount = Sale Price
60 – 20% = 48
Steps
60 – 20% = R2 + 5% = R2

Correcting Mistakes

Calculation
Steps
4 + 8 CE 7 = 11
15 ร— 2 CE AC 15 ร— 2 = 30
6.123 + 3.456 backspace backspace 56 = 9.579
5 – + ร— 3 = 15
20 + 15 +/- +/- = 35

More About Using the Calculator Memory

The calculator memory is at 0 until you press M+ or M-. Each time you press M+, the number on the display is added to the memory. Each time you press M-, the number on the display is subtracted from the memory. To recall the memory value, press MR. To clear the memory, press MC.

Use AC to clear the current calculation. Use CE to clear the most recent entry. If the AC key is not visible, press CE and then AC to clear your calculation.

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