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Published byMeryl Hodge Modified over 9 years ago
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Measures of Central Tendency Mean Median Mode
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Mean - Average Add and divide by number of data
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Median – middle number -Order least to greatest -Find middle number
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Mode – MOST often number that occurs most often
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Range - Line them up -Subtract least from greatest
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READ
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Order of Operations P – Parenthesis ( ) First E – Exponents Second M/D OR D/M – Multiplication & Division whichever comes from….read a book from left to right A/S OR S/A – Addition & or Subtraction whichever comes first….read a book from left to right
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Integers Positive Gained 10 yards, +10 Earned 5 dollars, +5 Negative I loss 8 points on my test. -8 The temperature fell 7 degrees. -7
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READ
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Coordinate Plane Quadrant I Quadrant IV Quadrant II Quadrant III x axis y axis
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Plotting Points (+x,+y)(+x,+y) (+x,-y)(+x,-y) (-x,+y)(-x,+y) (-x,-y)(-x,-y) y axis x axis run (x, y) jump Start at (0,0) Run before jump
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READ
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Proportional Relationships involve multiplication or division by a specific number, never addition or subtraction. Multiply cross products (butterfly method)
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Solving Proportions LABELS FIRST!!!!! Find Relationship Simplify, then find relationship Bat and Ball -Multiply numbers in the bat -Divide number in the ball
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Proportions OK NO!!!
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Read
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GCF LCM Vertical T-chart with factor pairs. The first factor pair is always 1 x itself. Horizontal t-chart. List multiples. For finding when an even will happen AGAIN or at the SAME TIME.
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READ
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Adding & Subtracting Fractions Need common denominator, Add/subtract the numerators Leave denominator alone! Simplify/reduce
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Adding & Subtracting Decimals Line up the decimals and bring down the decimal in your answer. Check if your answer makes sense. 5.09 3.98 +3.1 - 2.8
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Read
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Fractions to Decimals Top dog in the house!! DIVIDE 0.6
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Decimals to Percents DP Move the decimal two places to the right. To Convert a Percent to Decimal, move the decimal two places to the left.
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Common Equivalents
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Read
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Converting UNITS Customary SystemMetric System Use Formula chart. Set up proportions with labels. KHD B DCM BASE UNITS - Meters - Liters - Grams
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READ and USE YOUR FORMULA CHART !!
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Take your time! Continue to bubble as you answer questions until time ends. Highlighters are in teacher’s bucket. Highlight question being ASKED!!!
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Read Carefully Take Your Time Relax Think Positively You’ve Got This… You are smart !
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