UIL Flash Cards Number Sense and General Math

I Give you Fraction and You Give me Decimal and Percentage Equivalents

Decimal and Percent Equivalents of Fractions (continued)

Memorize Primes 2 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59 61 67 71 73 79 83 89 97 101 103 107 109 113 127 131 137

Memorize Squares (at least to 25^2)

Memorize Square Continued

Memorize Cubes

Powers of 2

Pythagorean Triples (Note all multiples of triples are themselves Pythagorean triples). 3: 4: 5 5: 12: 13 8: 15: 17 7: 24: 25 20: 21: 29 12: 35: 37 9: 40: 41 28: 45: 53 11: 60: 61 33: 56: 65 16: 63: 65 48: 55: 73 36: 77: 85 13: 84: 85 39: 80: 89

Geometry Terms Incenter. Center of inscribed circle-Point of concurrence of angle bisectors of triangle Orthocenter. Point where three altitudes intersect Circumcenter. Point of intersection perperndicular bisectors.

Geometry Terms Centroid. Pointer of intersection of the three medians of a triangle. Intersect in two to one ratio. Euler line: Line through orthocenter, centroid, and circumcenter.

Unit Circle

Important Formulas Sum of infinite Geometric Series: A + Ar^2 +Ar^3+… S = A/(1 -r) Sum of the first n^2… 1^2 +2^2+3^2+…+n^2 = [n(n+1)(2 n+1)]/6 Sum of the first n^3… 1^3 +2^3+3^4 +…. +n^3= {[n(n+1)]/2}^2