Scientific Notation
True or False. In scientific notation, negative exponents mean negative numbers.
False, they mean very small numbers.
True or False. Is it okay to have a Powers of 10 written as 10-4?
True. It is not okay to have a negative in the denominator of a fraction.
List these numbers from least to greatest.
-6, 8, -10, 14, -2
-10, -6, -2, 8, 14
True or False. The square root of 5 is 25.
False.
What is the first operation that should be performed in the following problem?
152 x (20 - 3) - (-6)
(20 - 3)
Which number is equivalent to 3.2 x 10-2?
0.032
-5
Which would make the statement true? 60% < ____ < 3/4
a) 0.875
b) 0.66
c) 0.9
d) 0.060
B: 0.66
What is the square root of 144?
12
If |p| = 3, what are two numbers you could replace p with to make the statement correct?
-3, 3
A small paper clip weighs about 0.0005 kilograms. What is 0.0005 written in scientific notation?
5 x 10-4
Simplify the expression: 5 + 4p - 3 + 2p
6p + 2
Which is the correct order of these decimals from least to greatest?
510.04, 510.046, 510.46, 510.4
510.04, 510.046, 510.4, 510.46
Which from this list are NOT perfect squares?
25, 220, 50, 15, 100, 154
220, 50, 15, 154
Model the expression 3x + 2
Picture on whiteboards
The number 0.000000675 can be written in scientific notation as 6.75 x 10x. What is the value of x?
-7
Simplify: 3(-5m - 1) +4m
-11m - 3
List these numbers in descending order.
0.20, 25%, -2/3, -0.45
25%, 0.20, -0.45, -2/3
324
DESMOS: if a = -2 and b = 4, what is a + 3b /b-a
0
What is 8.73 x 10-8 written in standard notation?
0.0000000873
8(3c + 4 - 2) + 1 -(c +10)
23c + 7
Put these numbers in ascending order.
3.19 x 108, 3.185 x 108, 3.018 x 109
3.185 x 108
3.19 x 108
3.018 x 109
If there are 16 squares in a table, how many squares make up one side?
4
Solve: (32+4*3)/(|-3+(-4)|)
3