Free scientific calculator plus advanced 991 calc is an Android Education app developed by Tools for student and published on the Google play store. It has gained around 6120794 installs so far, with an average rating of 4.0 out of 5 in the play store.
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15C Scientific Calculator 2.3 for Mac is available as a free download on our software library. Our antivirus analysis shows that this Mac download is malware free. The software lies within Education Tools, more precisely Science. The bundle identifier for 15C Scientific Calculator for Mac is com.vicinno.15cmac. Scientific Calculator Mac App Download; Free Calculator For Mac; One of the powerful and strongest apps on the app store is Scientific Calculator for Mac which is holding the average rating of 4.6. This Scientific Calculator provides the current version 6.7.2 for Mac to install on your device.
Free scientific calculator plus advanced 991 calc requires Android with an OS version of 4.1 and up. In addition, the app has a content rating of Everyone, from which you can decide if it is suitable to install for family, kids, or adult users. Free scientific calculator plus advanced 991 calc is an Android app and cannot be installed on Windows PC or MAC directly.
Android Emulator is a software application that enables you to run Android apps and games on a PC by emulating Android OS. There are many free Android emulators available on the internet. However, emulators consume many system resources to emulate an OS and run apps on it. So it is advised that you check the minimum and required system requirements of an Android emulator before you download and install it on your PC.
Below you will find how to install and run Free scientific calculator plus advanced 991 calc on PC:
- Firstly, download and install an Android emulator to your PC
- Download Free scientific calculator plus advanced 991 calc APK to your PC
- Open Free scientific calculator plus advanced 991 calc APK using the emulator or drag and drop the APK file into the emulator to install the app.
- If you do not want to download the APK file, you can install Free scientific calculator plus advanced 991 calc PC by connecting your Google account with the emulator and downloading the app from the play store directly.
If you follow the above steps correctly, you should have the Free scientific calculator plus advanced 991 calc ready to run on your Windows PC or MAC. In addition, you can check the minimum system requirements of the emulator on the official website before installing it. This way, you can avoid any system-related technical issues.
Large, easy and convenient online calculator
Use for work, school or personal calculations. You can make not only simple math calculations and calculation of interest on the loan and bank lending rates, the calculation of the cost of works and utilities.
Commands for the online calculator you can enter not only the mouse, but with a digital computer keyboard. Detailed instructions for using the calculator, see below.
Instructions for using the online calculator
Keys function
[ 0 ], [ 1 ], [ 2 ], ... [ 9 ] - standard number keys;
[ 00 ] - key input 2 zeros;
[ → ] - remove the last character on the display;
[ +/- ] - change the mathematical sign of;
[ XY ] - calculation of X to the power of Y;
[ √ ] - calculate the square root;
[ + ] - addition, [ - ] - subtraction, [ х ] - multiplication, [ ÷ ] - division;
[ % ] - calculates percentages;
[ M+ ] - stored in the memory with the sign [ + ];
[ M- ] - stored in the memory with the sign [ - ];
[ MR ] - get the contents of memory;
[ MC ] - erases the memory content;
[ AC ] - reset the calculator and reset the memory;
[ C ] - resets the calculator without resetting the memory.
Examples of calculations on the online calculator
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Calculate the square root of 529: 529 [ √ ]. The result is equal to 23.
Raise the number 3 to a power 4: 3 [ XY ] 4 [ = ]. The result is equal to 81.
Calculation of percentage of the number of: 500 [ х ] 25 [ % ]. The result is equal to 125.
Calculating what percent is one number of another number: 25 [ ÷ ] 500 [ % ]. The result is equal to 5(%).
Adding percentage to the number: 500 [ + ] 25 [ % ]. The result is equal to 625.
Deduction percentage of the number: 500 [ - ] 25 [ % ]. The result is equal to 375.
Enter commands from the keyboard PC/Mac
To use free online calculator you can use both ordinary numeric buttons at the top of a keyboard and numeric buttons on the right of a keyboard.
To enter [ = ] - key [Enter].
To erase the last character - [Backspace] (arrow keys).
To enter [ + ] - key [ + ] at the top or [ + ] key on the numeric keypad on the right.
To enter [ - ] - key [ - ] at the top or [ - ] key on the right.
To enter [ x ] (multiplication) - key [ * ] on the numeric keypad on the right or a combination of keys[ * ] and [ Shift ].
To enter [ ÷ ] (divide) - key [ / ] on the numeric keypad on the right or a combination of keys [ : ] and [ Shift ].
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Frequently asked questions about the calculator
Why do we get 8 when trying to calculate 2+2x2 with a calculator?
Calculator performs mathematical operations in accordance with the order they are entered. You can see the current math calculations in a smaller display that is below the main display of the calculator.
Calculations order for this given example is the following: 2+2=4, subtotal - 4. Then 4x2=8, the answer is 8.
The History of calculators
The ancestor of the modern calculator is Abacus, which means 'board' in Latin. Abacus was a grooved board with movable counting labels (stones or bones).
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Presumably, the first Abacus appeared in ancient Babylon about 3 thousand years BC. In Ancient Greece, abacus appeared in the 5th century BC.