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  1. Calculator

    Oct 29, 2025 · Free simple calculator for adding, subtracting, multiplying, dividing.

  2. Calculator - Math is Fun

    Returns the smallest (closest to negative infinity) value that is not less than the argument and is equal to a mathematical integer. The constant π (3.14159265...) Math explained in easy …

  3. Scientific Calculator

    This is an online scientific calculator with double-digit precision that supports both button click and keyboard type.

  4. Parallel 36°30′ north - Wikipedia

    In the United States, the parallel 36°30′ forms part of the boundary between Tennessee and Kentucky, in the region west of the Tennessee River and east of the Mississippi River.

  5. Mathway | Basic Math Problem Solver

    Free math problem solver answers your homework questions with step-by-step explanations.

  6. 36'30" Line - The Civil war

    In the early 1800's the state of Missouri applied for statehood. There were huge arguments between the North and the South to decide if the new country would be antislavery or pro …

  7. Online Calculator

    Volume Converter Find the Volume of a cube! Welcome to Online Calculator! We have a range of free, easy to use calculators, conversion tools, and much more! Our tools are designed to help …

  8. Calculator Online - 247 Calculator

    Jan 17, 2025 · Use our online calculator to calculate anything on the go. We created this simple calculator to work online and on all devices, including mobile smartphones that you might use …

  9. Free step-by-step math solver Step-by-Step Math Problem Solver

    Whether you're working through expression simplification, tackling an equation inequality solution, or trying to make sense of graphing, our free step by step algebra calculator gives you instant …

  10. Math Calculator

    Aug 1, 2025 · Free online math calculator to add, subtract, multiply and divide positive and negative numbers. Online decimal calculator to find sum, difference and products of numbers.