Midpoint
The exact middle point between two other points!
Mean
Same as Average.
Average = (sum / # of things)
Strategy: PLUG IN NUMBERS FOR VARIABLES (LETTERS)
Pick nice, low numbers and plug them in to the question for any variables (letters) that you see. Solve the problem. Th...
Midpoint - ANSWERThe exact middle point between two other points!
Mean - ANSWERSame as Average.
Average = (sum / # of things)
Strategy: PLUG IN NUMBERS FOR VARIABLES (LETTERS) - ANSWERPick nice, low numbers and plug them
in to the question for any variables (letters) that you see. Solve the problem. Then look at the answer
choices and plug in the SAME numbers you picked to find the matching solution!
AVOID: 0, 1, negatives, fractions and decimals
Strategy: BACKSOLVING (using answer choices) - ANSWER*Remember that answer choices are ordered
least to greatest, so start with C! Always C!
REDUCE ALL FRACTIONS TO LOWEST TERMS - ANSWER
Formulas and definitions are not provided on test (so we must memorize them!) - ANSWER
DIAGRAMS/SHAPES ARE NOT NECESSARILY DRAWN TO SCALE, BUT GRAPHS ARE. Do not assume any
relationship in a diagram unless it is specifically stated or can be figured out from information given.
(Remember the poor boy with the ruler!) - ANSWER
READ THE ENTIRE QUESTION CAREFULLY! No rushing! Re-read until you understand. - ANSWER
LEAVE NO BLANKS! Make an educated guess, if you can. - ANSWER
, No calculators allowed! - ANSWER
Integer - ANSWERA whole number (can be positive or negative).
Prime - ANSWERA whole number (integer) that can only be divided by 1 and itself. ***1 IS NOT A PRIME
NUMBER.
2,3,5,7,11, 13...
Consecutive Numbers - ANSWERNumbers that follow one after another in order without skipping. For
example: 1, 2, 3, 4, 5...
Factor - ANSWERPositive integer that DIVIDES evenly into a number with no remainder. For example:
Factors of 10 = 1, 10, 2, 5
Multiple - ANSWERA number that a given number will divide into with no remainder. Think MULTIPLY.
For example: Multiples of 10 = 10, 20, 30, 40, 50...
Absolute Value - ANSWERAbsolute value of a number is ALWAYS positive.
x^1 = - ANSWERx
x^0 = - ANSWER1
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