Decimal to Fraction
What is 0.25 as a fraction?
1/4
Compare using <, >, or =. -5.4 ____ 6.7
-5.4 < 6.7 (Negative numbers are always smaller than positive numbers.)
x2 = 324
x = ?
x =18, -18
Write the equivalent expression:
79 x 75
714
Convert 532000000 from standard form to scientific notation.
5.32 X 108
What is 0.745 as a fraction?
149/200
Compare using <, >, or =. 0.76 _____ 0.2345
0.76 > 0.2345
a3 = -216
a = ?
a = -6
Write the equivalent expression of (33)5
315
Convert 0.000092 from standard form to scientific notation.
9.2 X 10-5
What is 0.444444... as a fraction?
4/9
Compare using <, >, or =. 4/5 _____ 0.80
4/5 = 0.80
Is 27 a perfect cube, perfect square, both, or neither?
Perfect cube
Write the equivalent expression of 64 x 24
124
Convert 4.8 x 10-11 to standard form.
0.000000000048
What is 0.8787878787... as a fraction?
87/99 or 29/33
Order the following numbers from least to greatest: 1/2, 0.12, -8, 0, -1.3
-8, -1.3, 0, 0.12, 1/2
Is 64 a perfect square, perfect cube, both, or neither?
Both
Write the equivalent expression of 410/ 44
46
(4.7 x 104) + (8 x 104)
1.27 x 105
What is 1.0505050505... as a fraction?
104/99 or 1 5/99
Order these numbers from greatest to least: 3.9, -4, 1.22, 1/4, -12
3.9, 1.22, 0.25, -4, -12
Is the square root of 125 less than or greater than 10? Why?
It is greater because the square root of 125 is between the square root of 121 (11) and the square root of 144 (12).
Evaluate 7x-3 if x = 4.
7/64
(4.2 x 105) x (2.5 x 103)
1.05 x 109