Perfect Squares
What is a perfect square?
A perfect square is the result of multiplying a whole number by itself.
What is the square root of 144?
12
Identify the base, exponent and power: 42
4 is the base. 2 is the exponent. 42 is the power.
Write 10 000 as a power of 10.
104
Which number is not a perfect square? (36, 625, 165, 256)
165
Order from least to greatest: √36, 4, 36, √9
√9, 4, √36, 36
What does this power mean? 63
6 x 6 x 6
Write 1,000,000 as a power of 10.
106
121 is not a perfect square. True or False.
False. 11x11
Which number is the square root of 441: (32, 24, 18, 21)?
21
Write 7 x 7 x 7 x 7 in standard form.
74
Write 3 x 103 + 2 x 102 + 4 in standard form.
3204
Which whole numbers have squares between 50 and 200?
8, 9, 10, 11, 12, 13, & 14
Write 100 as a square number and as a square root of a number.
10x10 √10,000
Determine the value of 47
16,384
Write 4536 in expanded form using powers of 10.
4 x 103 + 5 x 102 + 3 x 101 x 6
If 361 is a perfect square, how do you know that the next perfect square could not be 401?
Perfect squares alternate between being even and odd. I know that 361 is 19x19 so the next one is 20x20 which is 400, not 401.
Explain why √1=1
1 multiplied by itself is 1
Which power does not describe the number 1024? (45 , 10241, 322, 29)
29
Write 100 052 in expanded form using powers of 10.
1 × 105 + 5 × 101 + 2