Fractions and Decimals
Write 73/100 as a decimal
0.73
Write 4x4x5x4x6x5x6 using exponents
435262
Write 2.4 x 106 in standard form
2400000
What is the square root of 400?
20
Classify the following numbers as rational or irrational:
6/9
-√11
π
10.267267...
Rational: 6/9 and 10.267267...
Irrational: π and -√11
Convert these decimals into fractions:
0.34
2.8
1.10
0.54
* Hint type in the decimal then hit 2nd PRB on calculator
0.34 = 17/50
2.8 = 2 and 4/5
1.10 = 1 and 1/10
0.54 = 27/50
Simplify so there are only positive exponents
2-6 / 2-10
24 or 16
The average diameter of read blood cells is 0.0000008 m. Write in scientific notation.
8 x 10-7
Simplify
√(64/81)
8/9
5.68, -5.5, 68%, -27/4
-27/4, -5.5, 68%, 5.68
Write 0.636363... as a fraction
* Hint 0.63636363 2nd PRB
7/11
Simplify the expression
12x-4y6 x 5x8y
60x4y7
The average distance from Venus to the Sun is 110,345,000 kilometers. Which one is the correct in scientific notation?
1.10345 x 106
1.345 x 108
1.10345 x 108
1.345 x 106
1.10345 x 108
Which symbol would be used to compare these two numbers?
>
Out of the following numbers, which are written correctly in scientific notation?
4.4 x 106
0.15 x 103
80 x 10-10
11.3 x 102
7.6 x 104
3 x 10-5
3.4 x 81
2.32 x 10-7
4.4 x 106
7.6 x 104
3 x 10-5
2.32 x 10-7
How can 14/33 be written as a repeating decimal?
0.424242...
The processing speed of a certain computer is 106 instructions per second. Another compute has a processing speed that is 103 times faster. How many instructions per second can the faster computer process?
109
Out of the following planets which one has the smallest diameter? Largest diameter?
Mars 7 x 106
Venus 1 x 107
Jupiter 1 x 108
Uranus 5 x 107
Earth 1 x 107
Mercury 5 x 106
Neptune 5 x 107
Saturn 1 x 108
Smallest diameter: Mercury
Largest diameter: Jupiter and Saturn
The √5 is in between what two numbers?
2 and 3
√(8) is not a rational number. Is 7+ √(8) a rational number?
No
Convert each fraction into a decimal and determine if they are terminating or repeating:
83/10
1/5
7/13
83/10 = Terminating
1/5 = Terminating
7/13 = Repeating
Simplify the following expression:
(4w2)6
46w12
or
4096w12
Assume a photograph requires 2 x 106 bytes of space on a computer. the computer has a total storage capacity of 2 x 108 bytes.
True or false: The computer can store about 1500 pictures.
Simplify
√(-100/144)
No Solution
From the following numbers, choose all that are irrational:
86/5
(√(12)) / 4
0.831831...
√(10) - 3
π - 7
π - 7
(√(12)) / 4
√(10) - 3