Download Math For Kids and Other People Too by Theoni Pappas PDF

By Theoni Pappas

A ebook that brings arithmetic to existence in tales, puzzles and challenges.
Here we discover -

• How the fractions have been squeezed among the complete numbers
• Witness the increase and fall of the Roman numerals
• Do psychological gymnastics with exciting puzzles
• problem a pal to a different game
• aid factorials lower issues right down to size
• become aware of what is a zillion
• research the magic of binary cards
• and plenty of extra topics
A overall of forty-one attention-grabbing issues— all offered with the Pappas aptitude we have now come to acknowledge and enjoy.

- is helping children discover that arithmetic is greater than simply computation. -
- permits them to detect the realm of mathematics.-

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Extra info for Math For Kids and Other People Too

Example text

Now the amazing thing about these different triangles is that some are more than just one type. You have just discovered one of the basic properties of a triangle. Any two of its sides must total more than the third side. Otherwise a triangle can't be formed. Host: For example? An isosceles triangle can also be a right triangle. 5 90˚ Host: Gee— I never thought about it that way before. A right triangle can also be scalene. Now let’s learn something very special. In fact, this idea is over 5,000 years old.

Many of the foreign merchants they encountered would do their calculations very quickly and accurately using symbols and methods they had not seen before. The Arab merchant Esab Net became quite renowned among the traders for his skills in using these new numbers. He shared 20 his knowledge freely with the Roman merchants, who were delighted to learn this new method of calculation. * * numbers of first choice. * * * The merchants gradually got hooked on using the Hindu-Arabic numerals. Their bookkeeping became so much easier.

What diagrams do they make? Is the number 49 a square number? Which square number is this? Now draw the square pattern for the 8th square number. 28 Can you find the first eight odd numbers — 1, 3 ,5, 7, 9, 11, 13 and 15 —in this square? Also notice that the sum of the first eight odd numbers is 64: 1+3+5+7+9+11+13+15=64 Does this idea work for all square numbers? 3. Here are some of the names for some figurative numbers— triangular square pentagonal hexgonal Can you draw the diagrams for the first four pentagonal numbers?

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