MathBlog

  • Books
  • Applied Math
  • Basic Math
    • Arithmetic
      • Arithmetic Sequence
      • Number Theory: Definition, Topics, Examples
      • Whole Numbers
      • Rounding
      • Estimation
      • Place Value
      • Addition
      • Subtraction
      • Negative Numbers
      • Multiplication
      • Prime Factorization
      • Decimals
      • Division
      • Fractions
      • Find The Mean
      • Find The Median
      • Find The Mode
      • Order of Operations
      • Percentages
      • Probability
      • Ratios
      • Absolute Value
      • Number Line
      • Equations
      • Distance Between Two Points
      • Logarithm
      • Fibonacci Sequence
    • Geometry
      • Triangles
        • Right Triangle
        • SSS Triangles
        • SSA Triangle
        • SAS Triangle
        • ASA Triangles
      • Angles
      • Area
      • Circle
        • Circumference
      • Area of a Square
      • Sphere
      • Cone
      • Cylinder
      • Heptagon
      • Congruent Shapes
      • Hexagon
      • Octagon
      • The Pentagon Shape: Types, Formulas and Fun Facts
      • Parallel Lines
      • Parallelogram
      • Pi
      • Polygon
      • Rectangle
      • Pyramid
      • Rectangular Pyramid
      • Rhombus
      • Trapezoid Shape: Definition, Area Formula and Fun Facts
      • Tessellations
      • Radian Measure
    • Algebra
      • Interval Notation
      • How To Calculate Slope
      • Factoring
      • Binomial Expansion
      • Matrix Algebra
      • Linear Programming
      • Quadratic Formula
      • Variables with Exponents
      • Synthetic Division
      • Inverse Functions
      • Asymptotes
      • Hyperbolas
      • Graphing Inequalities
    • Trigonometry
      • Law of Cosines
      • Law of Sines
      • Trig Ratios
      • Trig Integrals
      • Right Triangle Trig
      • Trig Functions
    • Calculus
      • Minima and Maxima
      • Improper Integrals
      • Definite Integrals
    • Theorems
      • Pythagorean Theorem
      • Bayes’ Theorem
  • Math Education
  • Statistics
    • Statistics Definitions
  • Math News
  • History

MathBlog Calculators

MathBlog's comprehensive suite of intuitive tools, expertly crafted by our dedicated development team to help you solve a variety of math problems, from algebra and geometry to trigonometry and beyond.

Algebra

  • Absolute Difference Calculator
  • Absolute Value Equation Calculator
  • Absolute Value Inequalities

Date & Time

  • Full Screen Timer
  • Tally Counter
  • Days Between Dates
  • Number of Days
  • Day Counter
  • How Old Am I (Today or Future)

Percentage

  • Percentage Change
  • Percentage Increase
  • Percentage Decrease
  • Percentage Difference
  • Percentage of Percentage
  • Percentage Point
  • Percentage of Two Numbers

Factoring

  • Factoring Calculator
  • GCF Calculator

Animations of a Possible Cure for Cancer

John F. McGowan, Ph.D. October 31, 2011 Applied Math
This article is the third in a series on possible ways to use mathematics to cure or treat cancer, that began with Can Mathematics Cure Cancer?. It presents the …
[Continue Reading...]

Tackling Cancer with Math

John F. McGowan, Ph.D. October 7, 2011 Applied Math
The recent death of Apple founder Steve Jobs from pancreatic cancer at the young age of fifty-six highlights the dismal progress in the War on Cancer, despite over $200 …
[Continue Reading...]

The Cold Hit Problem

John F. McGowan, Ph.D. September 25, 2011 Applied Math, Probability and Statistics
The previous article Are Fingerprints Unique? discussed the case of Brandon Mayfield, a Muslim American attorney from the Portland, Oregon area who was wrongly identified as one of the …
[Continue Reading...]

Are Fingerprints Unique?

John F. McGowan, Ph.D. September 20, 2011 Essential Math, History
On March 11, 2004 a series of bombs exploded aboard four commuter trains in Madrid, Spain, killing 192 people and injuring 2050. The Spanish police recovered a bag containing …
[Continue Reading...]

The Magical Mathematics of Numb3rs

John F. McGowan, Ph.D. August 29, 2011 Applied Math, Suggested Reading
Numb3rs is a television show that ran for six seasons on CBS from 2005 to 2010 about FBI agent Don Eppes and his brother Charles, a child math prodigy …
[Continue Reading...]

What are the odds? Flipping 10 heads in a row

MathBlog Team August 20, 2011 Essential Math, Probability and Statistics
singingbanana released an interesting video about the odds of flipping 10 heads in a row. It is basic probability and the video is entertaining enough to warrant sharing it …
[Continue Reading...]

Creating Cartoon Voices with Math

John F. McGowan, Ph.D. August 15, 2011 Applied Math, Software
Have you ever wanted to create a humorous or entertaining voice like a cartoon character’s voice for a get-well video, a Valentine’s video, the narration for a DVD of …
[Continue Reading...]

Can Mathematics Cure Cancer?

John F. McGowan, Ph.D. July 11, 2011 Applied Math
“I will also ask for an appropriation of an extra $100 million to launch an intensive campaign to find a cure for cancer, and I will ask later for …
[Continue Reading...]

Eberhardt Rechtin and the Barrier Course: A Case Study in Math Education

John F. McGowan, Ph.D. July 5, 2011 History, Math Education
At present, at any rate, very little evidence exists that great mathematicians and calculating prodigies have been endowed with an exceptional neurobiological structure.  Like the rest of us, experts …
[Continue Reading...]

Protecting Valuable Intellectual Property in Octave

John F. McGowan, Ph.D. June 27, 2011 Applied Math
Octave is a free, open-source high-level interpreted language, primarily intended for numerical computations that is mostly compatible with MATLAB. Octave is an excellent tool for the rapid research and …
[Continue Reading...]
  • Previous
  • Next

Recommended Math Books

Click here to see our math book list.

Mathematics Books

Search

AboutPrivacy Policy
MathBlog Copyright © 2025.