MARTINDALE'S
CALCULATORS ONLINE CENTER MATHEMATICS CENTER BASIC MATH (Calculators, Applets, Spreadsheets, and where Applicable includes: Courses, Manuals, Handbooks, Simulations, Animations, Videos, etc.) 
Basic Math & Desktop
Scientific Notation Calculator; Divisibility Rules with Calculator; Fraction Conversion Calculator; Decimal Conversion Calculator; Ordering Numbers Calculator; Introduction to Integers Calculator; Exploring/Multiplication of Decimals Calculator; Order of Operations Calculator; Adding of Integers Calculator; Subtracting Integers Calculator; Percent Calculator; Proportions Calculator; Circle Measurement Calculator; Classifying Angles Calculator; Angles and Parallel Lines Calculator; etc..."
Threeterm Ratios; Applications of Percent Calculator; Square Root Calculator; Fractions Calculator; Multiplying Fractions Calculator; Dividing Fractions Calculator; Problem Solving With Fractions; Adding and Subtracting Rational Numbers Calculator; Substitution and Relations; Generalizing Patterns; Translating Written Phrases; etc..."
Rational Numbers and Problem Solving; Simplifying Exponential Expressions; Scientific Notation Calculator; Linear Equation Calculator; Linear Inequalities Calculator; Scatter Plot Calculator; Correlation of Data Calculator; Drawing Conclusions Calculator; Sampling and Collecting Data Calculators; etc..." CLEAVE BOOKS SPECIALIST CALCULATORS  F. Tapson & Cleave Books, Centre for Innovation in Mathematics Teaching, University of Exeter, U.K. Multimedia Mathematics Lessons (Text & Images). VERY VERY VERY...EXTENSIVE. Math Calculators with Lessons include:
Triangles; Ellipses; etc..."
Cuboids; Pyramids; Barrels; etc..."
Feet & Inches; Angles; Pounds & Ounces; Units of Alcohol; Density; Pressure & Stress; Speed; Fuel Consumption; Power; etc..."
Mathematics Courses
Geometry Calculators & Measurement Calculators; Algebra Calculators; Probability Calculators; Statistics Calculators; etc. K12 INTERACTIVE MATH ACTIVITIES (SPREADSHEET OPENS ONLINE WITH EXCEL, iWORKNUMBERS, IBM LOTUS SYMPHONY, NEOOFFICE, OPENOFFICE CALC, ETC.)  National Council of Teachers of Mathematics (NCTM) Multimedia Mathematics Lessons (Text & Images). VERY VERY EXTENSIVE.
Bar Grapher; Box Plotter; Bobbie Bear; Circle Grapher; Congruence Theorems; Cube Nets; Cubes; Factorize; Fractal Tool; Fraction Game; Geometric Solids; Histogram Tool; Shape Cutter; Shape Sorter; etc..." WEBMATH  WebMath Multimedia Mathematics Lessons (Text & Images). VERY VERY VERY...EXTENSIVE. Webmath Calculators with Lessons include:
Multiplication Calculator; Division Calculator; Rounding a number Calculator; Rectangle Calculator; etc..."
Add Fractions Calculator; Subtract Fractions Calculator; Multiply Fractions Calculator; Pronunce Numbers (Audio/Sound); etc..." STUDENTS CALCULATORS  Math.com, LLC. For more information see Math.com 
Field Calculator  Acreage Calculator  Hecatare Calculator includes
Triangular Field Area Calculator; Circular Field Area Calculator; Trapezoidal Field Area Calculator..." BARREL, BOX, CYLINDER, ETC. CALCULATORS & APPLETS
Round Bin Volume Calculator INPUT Values include:
Crop
Oats; Corn; Soybeans..." Dugout Volume Calculator  Lagoon Volume Calculator Dugout Volume Calculator  Lagoon Volume Calculator INPUT Values include:
EXPONENTIAL EXPRESSION CALCULATORS & APPLETS
Exponential Expression Calculator
FRACTION & DECIMAL <> FRACTION CALCULATORS & APPLETS
DECIMAL TO FRACTION (JAVA APPLET)  A. Hensel For more information see Alan Hensel's Home Page TIME CALCULATORS & APPLETS
Time Calculator
TANK CALCULATORS
Type of Liquid
Acetone, Alcolol, Benzene, Caster Oil, Crude Oil, Gasoline, Heptane, Propane, Water, etc..."
Weight..." ON SIDE TANK VOLUME & DETERMINE LIQUID CONTENT REMAINING + PERCENT FULL CALCULATOR  Alberta Agriculture, Food and Rural Development, Alberta, Canada On Side Tank Calculator
Depth to Liquid Depth
TANK LEVEL CALCULATORS FOR PETROLEUM STORAGE  O'Day Equipment, LLC Tank Level Calculators for Petroleum Storage include
Chart in 1 Inch Increments or Chart in 1/8th Inch Increments..." TANK VOLUME CALCULATORS  Regal Tanks, Suffolk, U.K. Tank Volume Calculators include
Vertical Cylindrical Tanks; Rectangular Tanks; Volume Converter..." TANK VOLUME CALCULATOR  WeMac Manufacturing, Inc. Tank Volume Calculator INPUT Values include:
Diameter of Tank; Length of Tank; Height of Tank if Rectangular; Increments in Inches (1, .5, .25 or .125); Stiker Panels..." TANK VOLUME CALCULATOR  Samuel Pressure Vessel Group, Samuel, Son & Co., Limited VERY EXTENSIVE. U.S. Gallons in Round Tanks Volume Calculator
U.S. Gallons in Round Tanks Volume Calculator INPUT Values include:
Head Type
80:10 Flanged & Dished; Hemispherical or Elliptical)..."
Volume of Head (Gallons or Liters); Volume to Top Tangent Line (Gallons or Liters); Flooded Volume (Gallons or Liters)..." VERTICAL TANK VOLUME & DETERMINE LIQUID CONTENT REMAINING + PERCENT FULL CALCULATOR  Alberta Agriculture, Food and Rural Development, Alberta, Canada Vertical Tank Calculator

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