math rates calculator

2020 Marginal Federal Tax Rate Calculator

This calculator helps you estimate your average tax rate, your tax bracket, and your marginal tax rate for the current tax year. This calculator shows marginal rates for tax year 2020. We also offer calculators showing 2018 & 2019 marginal tax rates.

MedCalc: IV Infusion Rate

Online Clinical Calculators. dose (mcg/kg/min) x weight (kg) x 60 min/hr concentration (mg/cc) x 1000 mcg/mg

Compound Interest Calculator - MATH

Compound Interest Calculator. Find a Future Value, Present Value, Interest Rate or Number of Periods when you know the other three. For explanations read Compound Interest. Or you can use the old Flash version.

Unit Rate Calculator

A rate is a ratio comparing quantities of different items. A unit rate is a rate with 1 in the denominator. If you have a rate, such as price per some number of items, and the quantity in the denominator is not 1, you can calculate unit rate or price per unit by completing the division operation: numerator divided by denominator.

Algebra Calculator | Microsoft Math Solver

Use our free algebra calculator to get step-by-step solutions to your math problems. Our solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more.

Symbolab Math Solver - Step by Step calculator

Symbolab: equation search and math solver - solves algebra, trigonometry and calculus problems step by step

Mortgage Calculator |

Mortgage calculators take into account a variety of different factors when determining your monthly mortgage costs. They can include the price of your home, your down payment, your monthly interest rate and the term length of your mortgage. If your math skills are a little rusty, a mortgage ...

Percent Growth Rate Calculator - Miniwebtool

Step 1: Calculate the percent change from one period to another using the following formula: Percent Change = 100 × (Present or Future Value – Past or Present Value) / Past or Present Value. Step 2: Calculate the percent growth rate using the following formula: Percent Growth Rate = Percent Change / Number of Years

Target Heart Rate Calculator | ACTIVE

Note: these calculations are based on averages. It is recommended that you exercise within 55 to 85 percent of your maximum heart rate for at least 20 to 30 minutes to get the best results from aerobic exercise.

CD Calculator

Historically, interest rates of CDs tend to be higher than rates of savings accounts and money markets, but lower than the historical average return rate of equities. There are also different types of CDs with varying rates of interest, or rates linked to indexes of various kinds, but the calculator can only do calculations based on fixed rate CDs.

Compound Interest Calculator |

Determine how much your money can grow using the power of compound interest. Money handed over to a fraudster won't grow and won't likely be recouped. So before committing any money to an investment opportunity, use the "Check Out Your Investment Professional" search tool below the calculator to find out if you're dealing with a registered investment professional.

Real Rate Calculator - - Free Math Help

Real Rate Calculation. More about this Real Rate calculator so you can better understand the results provided by this solver: The real rate it is typically the rate required by investors, that takes into account the nominal rate of the investment \(R\), but it also considers the effect of inflation.

Calculate Simple Interest Principal, Rate, or Time

Jun 30, 2019 · Deb Russell. When you know the principal amount, the rate, and the time, the amount of interest can be calculated by using the formula: . I = Prt For the above calculation, you have $4,500.00 to invest (or borrow) with a rate of 9.5 percent for a six-year period of time.

Fixed Rate Loan Payment Calculator - Learn Math, Have Fun

This calculator can help you compute your loan's monthly, biweekly, or weekly payment and total interest charges. With this information in mind, you can better evaluate your options. First enter a principal amount for the loan and its interest rate.

Financial Calculator | Free Online Calculators from

Free calculators for your every need. Find the right online calculator to finesse your monthly budget, compare borrowing costs and plan for your future.

Ratio Calculator

The ratio calculator performs three types of operations and shows the steps to solve: Simplify ratios or create an equivalent ratio when one side of the ratio is empty. Solve ratios for the one missing value when comparing ratios or proportions. Compare ratios and evaluate as true or false to answer whether ratios or fractions are equivalent.

Mortality Rate Calculator | Annual Death Rate Calculation

Mortality Rate Calculator. Annual Mortality Rate is the measurement of the death rate of any particular population, scaled to the size of total population at regular intervals. It is measured in units of deaths per 1,000 individuals per year. This method is commonly used by the demographers to show the total death rates in the stable population.

Math Problem Solver and Calculator |

Dig deeper into specific steps Our solver does what a calculator won't: breaking down key steps into smaller sub-steps to show you every part of the solution. Snap a pic of your math problem With our mobile app, you can take a photo of your equation and get started, stat.

Interest Rate Calculator

Interest Rate Calculator The Interest Rate Calculator determines real interest rates on loans with fixed terms and monthly payments. For example, it can calculate interest rates in situations where car dealers only provide monthly payment information and total price without including the actual rate on the car loan.

Rates and ratios (Pre-Algebra, Ratios and percent ...

A rate is a little bit different than the ratio, it is a special ratio. It is a comparison of measurements that have different units, like cents and grams. A unit rate is a rate with a denominator of 1.

Auto Loan Calculator | Bankrate®

Use our free mortgage calculator to help you estimate your monthly mortgage payments. Account for interest rates and break down payments in an easy to use amortization schedule.

Unit Rate Calculator | Math Calculators | iCalculator

The unit rate calculator allows you to calculate the rate of units between 2 associated items. In affect, the unit rate calculator is a type of ratio calculator as the two figures are in direct relationship to each other. A common unit rate we are familiar with is kilometres per hour or miles per hours.

Simple Interest Calculator - WebMath

Simple Interest Calculator - powered by WebMath Explore the Science of Everyday Life Click here for K-12 lesson plans, family activities, virtual labs and more!

Calculus Calculator - Symbolab Math Solver

High School Math Solutions – Derivative Calculator, the Basics. Differentiation is a method to calculate the rate of change (or the slope at a point on the graph ...

How to Calculate an Exchange Rate - Investopedia

Jun 25, 2019 · To calculate the percentage discrepancy, take the difference between the two exchange rates, and divide it by the market exchange rate: 1.37 - 1.33 = 0.04/1.33 = 0.03. Multiply by 100 to get the ...


We offer an algebra calculator to solve your algebra problems step by step, as well as lessons and practice to help you master algebra. Works across all devices Use our algebra calculator at home with the MathPapa website, or on the go with MathPapa mobile app.

Algebra Calculator - MathPapa

How to Use the Calculator. Type your algebra problem into the text box. For example, enter 3x+2=14 into the text box to get a step-by-step explanation of how to solve 3x+2=14.

Math Expression: Simple Interest Calculator

Choose whether you want to calculate simple interest (I), principal (P), interest rate (r) or duration/period (t). Fill in the blue boxes with the required numbers. Click on the 'Calculate' button to calculate. The sample answer and solution will be shown below the calculator.

Mathway | Algebra Problem Solver

We are here to assist you with your math questions. You will need to get assistance from your school if you are having problems entering the answers into your online assignment. Phone support is available Monday-Friday, 9:00AM-10:00PM ET.