Basic Review
What is P.E.M.D.A.S
Parenthesis, Exponents, Multiplication, Division, Addition, Subtraction
Convert to Base 10:
1101 (b. two)
13
221 (b. five) + 242 (b. five)
1013 (b. five)
What is the probability of rolling a 3 on a six-sided dice?
1/6
8+15
23
Convert to Base 5:
635 (b. seven)
2240
10110 (b. two) - 1111 (b. two)
111 (b. two)
In a bag, there are 6 BLUE marbles, 2 RED marbles, 10 GREEN marbles, and 1 YELLOW marble. What is the probability of getting a YELLOW or BLUE marble?
7/19
-12 x 11
-132
Convert to Base 8:
12277 (b. nine)
20073
637 (b. eight) x 514 (b. eight)
415064 (b. eight)
On a 20-sided dice, what is the probability of rolling a multiple of 4 or a multiple of 6?
8/20 or 2/5
(-2)^2 + (3)^2 - (12 x 2)
-11
Convert to Base Twelve:
723 (b. ten)
503
3132 (b. five) / 22 (b. five)
114 R. 3 (b. five)
In a box are 10 colored marbles in a box, 4 red, 3 green, 2 blue, and 1 black. Without replacement, find the probability that a student draws 2 red marbles and 1 green marble.
0.05
Fractions:
7/8 - 5/8 + 1/4
2/4 or 1/2
Convert to Base 10:
E2T (b. twelve)
1618
E13 (b. twelve) / T3 (b. twelve)
11 (b. twelve)
Find the probability of rolling at least a multiple of three on a six-sided dice.
2/6