Yes, You wouldn't be able to do too much with a calcultor with no buttons...
by buttons.....
adding
1, 2 and + are 3 buttons.
A scientific calculator typically has around 45 to 50 buttons, including numerical keys, mathematical function keys (such as addition, subtraction, multiplication, division), memory keys, trigonometric function keys, logarithmic function keys, and more. The exact number of buttons may vary slightly depending on the specific model and brand of the calculator.
Made of plastic, wires, buttons, a computer, and a screen
Made of plastic, wires, buttons, a computer, and a screen
There should be a negative button on your calculator, separate from the minus button. Press that button before pressing the buttons for the numbers of the exponent.
The very simplest calculator will have: On/Off button The ten digits 0-9 The four simple functions + - / x Probably an '=' Thus minimum is 16, probably arranged in 4 rows of 4 buttons.
some people are used to using the bottom right one as a calculator
it answers math problems, it is smart, I hate you, u r a butt, it has buttons, it has multiplication.
By pressing the three digits that make up the number 100.
The HP 12c financial calculator has all of the functions of a normal calculator plus additional functions for financial transactions. There are buttons to easily calculate loan amoritization, percent discounts, and sales tax.