Classify This
Which part of the real number system Venn Diagram would you place this number in first
-150
Integers
The quotient of two negative numbers have what sign?
A positive
85 - 5(5)=?
85 - 25 = 60
3^3 = ?
3 x 3 x 3 = 27
10/19 - 4/19 = ?
6/19
How would you classify fractions and decimals in the real number system Venn Diagram?
Rational Numbers
A large positive added to a larger negative will give you what TYPE of answer?
A negative
2(3) - absolute value of 3 - square root of 9 = ?
6 - 3 - 3 = 3 - 3 = 0
(-2)4 = ?
(-2)x(-2)x(-2)x(-2)=
4 x 4 or -8 x (-2) = positive 16
-25/49 + 20/49 = ?
-5/49
Where is the FIRST place to put the absolute value of negative twenty-eight in the real number system?
Natural or Counting Numbers
What is the least number of points Tyra (T) needs to beat Roys's (R) total points in Round 3?
(T) Round 1-3 = 10, -6, ?
(R) Round 1-3 = -2,8,7
Tyra needs at least 10 points to beat Roy's total in Round 3.
2[-5 - (-2) + 7 - (-4)]
2[-5 + 2 + 7 + 4] =
2[-3+7+4] =
2[8] = 16
-52 = ?
-[5 x 5] = -25
1/3 + 1/4 = ?
7/12
Which part of the real number system does the square root of negative 3 belong?
Irrational Numbers
Which state has the highest temperature, if Arizona is 30 degrees below and New York is 47 degrees below?
Arizona, because -30 is closer to zero than -47
32 - (40/5) - 62 - (-20) = ?
9 - 8 - 36 + 20 =
-35 + 20 = -15
23 + 32 = ?
(2x2x2) + (3x3) = 8 + 9 = 17
4/7 - 1/6 = ?
17/42
What is the second spot you could place the square root of 64 in the real number system?
Whole numbers
A roller coaster starts at 90 ft above ground. It descends 105 ft , makes a right turn and ascends 140 ft and comes to a stop. What is the height of the roller coaster when it makes the first stop?
90-105+140 = 125 ft
[(3)(52)/15]-(5-22) = ?
[(3x25)/15]-(5-4) =
[75/15] - 1 =
5 - 1 = 4
(-5)3 + 12
= ?
[(-5)x(-5)x(-5)] + [1x1] =
[25 x (-5)] + 1 =
-125 + 1 = -124
Simplify the answer to its lowest term.
3/15 + 1/15 + 8/15 = ?
12/15 in its lowest term is 4/5