to help you in math
Calculators are used to help one quickly solve mathematical problems. Depending on ones calculator one can determine many different things involving the initial problem.
Calculators do not have opposites because they are inanimate objects that serve a unique purpose (to answer math questions).
no there are no solar calculators in india
Fitness calculators
The best investment calculators, and general finance calculators, are all found online at BankRate.com. This is the best website for calculators, in my personal opinion.
simple calculators
There are some water-resistant calculators, but waterproof calculators are very hard to come by.
There are calculus calculators, such as the TI-200 Voyage.
Primitive Calculators was created in 1978.
The purpose of an air conditioning calculator is to calculate what size air conditioner is needed. One can find these online where they can often be downloaded for free.
A website called Mini Web Tool has a long list of financial calculators online. They have mortgage calculators, auto loan calculator, calculate interest calculators, credit card calculator, ROI calculators, profit to sales ratio calculator, and many more. They have calculators for almost every need.
early calculators= hands