Rational & Irrational #'s
Write 1/50 as a decimal number.
What is 0.02?
Which of the following are rational numbers?
√2 √4 3√ 8 3√ 64
What is √4 3√ 8 3√ 64?
2-4
(1/2)4
Write 720,000 in scientific notation.
7.2 x 105
No; the first factor is not between 1 and 10
How do you write 0.09 repeating as a fraction?
What is 1/11?
A square is cut into 4 identical triangles. Each triangle has an area of 1 square unit. What is the side length of the square?
What is 2 units?
1/2-6
26
(4×105) + (3.4×105)
7.4 x 105
1.073 x 10-8
Write 0.083 three repeating as a fraction.
What is 1/12?
Which equation has both 14 and –14 as possible values of x? Select all that apply.
x2 = 1/2
x3 = 1/16
x3 =1/2
x2 = 1/64
x2 = 1/16
x3 = 1/64
What is x2 = 1/16?
x=4
-5x-4
-5/256
(9.75×109)–(2.69×109)
7.06 x 109
The population of China is approximately 1.381 x 109 and the population of the United States is approximately 3.23 x 108. About how many people live in both countries? Write your answer in scientific notation.
1.704 x 109
What sign makes this statement true?
-√ 18 ? -7 1/5
What is >?
What two integers is ∛105 between?
What is 4 and 5?
(1/4)0
1
about 100 times
2 x 108 /2 x 106 =1 x 102
Find (6.4 x 103) / (3.2 x 102)
Write it in scientific notation
2 x 101
What sign makes this statement true?
3√ 16 ? 16/5
What is <?
What is the square root of 121?
±11
x=6
12x0(x-4)
1/108
About 3 times
8 x 104 / 8 x 104 = 2.67 x 100 about 3
What is n in the equation?
(2.4 x103) x (3 x 10n) = 7.2 x 109
6