Solving Mathematics Problems Online and Free
59Mathway
Nowadays, many answers can be found on the Internet. Mathematics teachers need to be become criative to planning exercises. Students can use Mathway to solve mathematics problems online.
This site is aimed to students, parents and teachers to help solving mathematics problems, covering most basic arithmetics operations, rational numbes, measurement, area, volume, integral, differential, geometric shapes, inequalities, polynomials, logarithms, matrix, complex numbers, trigonometry and more.
For example, go to Mathway and enter that problem: integral[-2,2,-7^x+66,x]. Clicking "Show" you can see the math format of the expression. Click "Answer" to obtain an answer after a couple of seconds. If you register yourself and paying some dollars, you can obtain the step-by-step solution.
Visit http://www.mathway.com to try this.
Mathway Interface
Mel leite 16 months ago
Como distribuir um valor proporcionamente de forma justa?
Preciso distribuir proporcionalmente um valor de $ 1.283,05 por 04 pessoas. Cada pessoa tem um valor que foi descontado dela a titulo de despesas, onde cada uma tem um percentual diferente. A pessoa A 35,36%, a pessoa B 18,31%, a pessoa C 22,53% e a pessoa D 23,80%, perfazendo um total de desconto de R$ 224,60 da despesa descontada. De um total de R$ 1.058,45 como pagar um saldo justo a cada uma?