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Interactive-Maths - Pages and Files. Numberphile - Videos about Numbers and Stuff. 12 Shapes You Didn’t Know Had Names. Such a simple game but yet so effective at improving Adding and Subtracting! Warning: Addictive! Thanks to for this addictive game to improve “adding” and “subtracting”.

Such a simple game but yet so effective at improving Adding and Subtracting! Warning: Addictive!

I have used it many times for low ability sets as starters and plenaries and it really gets learners engaged. The lower sets tend to be small so it is a great way to end the lesson by getting everyone to have a go. Be warned groups can get very excited when playing this, so you will need to manage the behaviour well. Throughout the year I keep track of the scores and we work out everyone’s averages, range and the highest score wins a prize. Give it a go and let me know what you think in the comments section below, but all credit goes to who created the game. Adding and subtracting Games | ICT | Interactive White Board | Lesson starters. S Math File Cabinet. v6.swf.

Mathsframe: 170+ quality interactive maths games for KS2 - Sequences. Find the correct number in a sequence.

Mathsframe: 170+ quality interactive maths games for KS2 - Sequences

Lots of choice over level, count forwards or back, count in whole numbers, multiples of 10, multiples of 100, decimals and fractions. For more addition and subtraction resources click here. For more resources involving fractions and decimals click here. Mathsframe: 170+ quality interactive maths games for KS2 - Shape Sequences. Homer Simpson's scary maths problems. For a character living in two dimensions, grasping the idea of life in 3D can be tough - especially if the character in question is Homer Simpson.

Homer Simpson's scary maths problems

But one Halloween episode of The Simpsons forces him to confront the concept, and gives viewers a mathematical workout too. Eighteen years ago, the writers of The Simpsons celebrated Halloween with one of their traditional Treehouse of Horror episodes, which included three short stories. After Attack of the 50-Foot Eyesores and Nightmare on Evergreen Terrace, viewers were treated to Homer³, which contains the most intense five minutes of mathematics ever to appear on prime time television.

For many people, mathematics is more terrifying than being attacked by an army of zombies, werewolves and vampires, but in this case the various equations were included because the writer of Homer³, David S Cohen, is a fan of numbers. Math in the News: Issue 70. Shapes that tessellate. Index --- grids --- squares (examples) --- triangles (examples) --- Escher-style (examples) --- for teachers Triangles, squares and hexagons are the only regular shapes which tessellate by themselves.

Shapes that tessellate

You can have other tessellations of regular shapes if you use more than one type of shape. You can even tessellate pentagons, but they won't be regular ones. Tessellations can be used for tile patterns or in patchwork quilts! Maths1. Centre for Innovation in Mathematics Teaching - Mathematics Enhancement Programme. Fast Food Menu Prices. McDonald’s is the largest hamburger fast food chain in the world serving food in about 120 countries.

Fast Food Menu Prices

The company was founded in 1940 by two brothers, Richard McDonald and Maurice McDonald. Today, McDonalds prices are very competitive with the rest of the fast food industry. McDonalds sells many types of foods including hamburgers, french fries, chicken, cheeseburgers, soft drinks, and salads.


Dynamically Created Subtraction Worksheets. Dynamically Created Subtraction Worksheets Here is a graphic preview for all of the subtraction worksheets.

Dynamically Created Subtraction Worksheets

You can select different variables to customize these subtraction worksheets for your needs. The subtraction worksheets are randomly created and will never repeat so you have an endless supply of quality subtraction worksheets to use in the classroom or at home. Our subtraction worksheets are free to download, easy to use, and very flexible. These subtraction worksheets are a great resource for children in Kindergarten, 1st Grade, 2nd Grade, 3rd Grade, 4th Grade, and 5th Grade. Classroom Architect. Squaring two digit numbers in your head. All my life I've done mental arithmetic the 'wrong way': I've calculated from left-to-right, instead of right-to-left.

Squaring two digit numbers in your head

So when I do something like 24 + 35 I'll see the 50 first and then the 9 . This even applies when there's a carry and I'll do something like 36 + 56 as 80 + 12 . I do the same thing for multiplication as well. Turns out I'm not so weird after all (well, apart from the finding doing mental arithmetic fun bit). Mathematical mysteries: Hailstone sequences. January 1997 This problem is easy to describe but it is one of mathematics' unsolved problems.

Mathematical mysteries: Hailstone sequences

Starting with any positive integer n, form a sequence in the following way: If n is even, divide it by 2 to give n' = n/2. If n is odd, multiply it by 3 and add 1 to give n' = 3n + 1. Addition Trick. I must have been in about fourth or fifth grade.

Addition Trick

I was visiting my grandparents, when my uncle got out a pen and paper, saying he had a math trick to show me. He explained that by magic he could predict in advance what the result of an addition sum would be. 10 Easy Arithmetic Tricks. Technology Math can be terrifying for many people.

10 Easy Arithmetic Tricks

This list will hopefully improve your general knowledge of mathematical tricks and your speed when you need to do math in your head. Free Primary Maths Resources - Math Resources - Printable Maths Worksheets - Learning Clip. Age calculator at Math Cats. Math. Number Gossip. Resources. Maths - Resources Maths Investigations Games Test Yourself Revise Other Stuff Resources. Free Math Worksheets - General Math Worksheets. Math Notes. Print Free Graph Paper. How to Calculate a Square Root by Hand. Edit Article CalculatorUsing Prime FactorizationFinding Square Roots Manually Edited by NatK, Maluniu, Luís Miguel Armendáriz, Webster and 44 others In the days before calculators, students and professors alike had to calculate square roots by hand. Several different methods have evolved for tackling this daunting process, some giving a rough approximation, others giving an exact value.

To learn how to find a number's square root using only simple operations, see Step 1 below to get started. Dance, Factors, Dance – A Variation On Yorgey's Factorization Diagrams. Upon first sight of Brent Yorgey’s brilliant Factorization Diagrams, I knew that I should take his lovely little dots and make them dance. Our first tango would be inspired by the digital clock, with a separate diagram for each of the hours, minutes, and seconds.

For example, we’d portray 4:34:27 am like so: Place Value Activities. Number Line-Up This activity is designed to actively involve students in using place value concepts to build numbers. Activities. Level 1 and 2 Place Value Activities Children at these levels can experience:· employing place value to recognise, order and record three-digit numbers· developing rounding ideas to 10· recognizing zero as a number· constructing models of three-digit numbers· grouping objects in tens to count larger collections· using place value to work with patterns on a hundreds chart. Materials needed:· base 10 materials· a hundreds chart (Sullivan, P. and Lilburn, P. 1997. Home - On Your Mark Mathematics. Math Does Not Equal Calculating: Using Computer-Based Math Education.

Problem Solving Teaching Ideas. Understanding Word Problems - Use your comprehension time to discuss strategies for understanding word problems! Teaching Problems - Some advice and tips for teaching problem solving to children. Why is A4 paper the size that it is? Tangrams. Skillswise - Maths. Sheppard Software: Fun free online learning games and activities for kids. the button v9.swf.

Binary numeral system. Modeling integers. When modeling integers, we can use colored chips to represent integers. One color can represent a positive number and another color can represent a negative number Here, a yellow chip will represent a positive integer and a red chip will represent a negative integer For example, the modeling for 4, -1, and -3 are shown below: It is extremely important to know how to model a zero. Basically, if we have the same amount of yellow chips and red chips we say that we have zero pair(s) $1,000,000 Problems. Math Exercises for Grade 6. MATHS INVESTIGATIONS. SQUARE OFF. Standard Deviation and Variance. Deviation just means how far from the normal Standard Deviation The Standard Deviation is a measure of how spread out numbers are. Its symbol is σ (the greek letter sigma) The formula is easy: it is the square root of the Variance.

So now you ask, "What is the Variance? " Variance The Variance is defined as: The average of the squared differences from the Mean. To calculate the variance follow these steps: StudyJams. Percent with a calculator. 30 fast mental math Tricks : EasyCal Secrets of Mental Math techniques. Sixth Grade Interactive Math Skills - Ratio and Proportion. Rep-Tile. Mathematics Enrichment. A Click Math Skill Tests and Problems for Grade K-1 K-12.

Interactive Assessment Worksheets. 23 April 2016. Numbaland! Toys from Trash. Free Fractions Tools. Igor Kokcharov - Books on the iBookstore. What's Special About This Number? A+ Click Math Skill Tests and Problems for Grade K-1 K-12.

Paper Models of Polyhedra. GraphSketch.