A Journey through time Algebra 1 A 0

A Journey through time Algebra 1 -A 0 -3

Natural Numbers 1, 2, 3, 4, 5, 6, 7, 8, 9, 10………. .

Whole Numbers 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10………. .

Integers -3, -2, -1, 0, 1, 2, 3, 4, 5……….

Rational Numbers �Numbers that can be expressed in fraction form, and the denominator is NOT zero. �EX)

Irrational Numbers �A number that cannot be written as terminating or repeating decimals. �Cannot be written in fraction form with a denominator of 0. �EX)

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Real Numbers…made real!

Time line � 1800 BC – Babylonians show knowledge of Pythagorean squares (found a list of them on a clay tablet) � 1700 BC – Stonehenge was built (Richardson W. H. , p. 1) � 1650 BC – Egyptians demonstrate knowledge of math operations (plus) and word problems � 1600 BC – Babylonian tablets found that show signs of basic algebra (one equation 2 a+3=7), fractions, quadratic and cubic equations, and square roots

Time line � 1300 BC – Egyptians play a version of tic tack toe similar to the game today. � 776 BC – The first Olympic Games were held in Greece � 360 BC – Geometer uses inequality in a geometric proof of exhaustion � 300 BC – Euclid wrote his book on geometry, The Elements � 250 BC – Archimedes makes pi (22/7) and formulas for finding area of shapes

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Practice more! �WS 0 -3 a