20 times 20 = 400; therefore, the square root of 400 is 20, making 400 a(n)
perfect sqaure
a primes number only factor are itself and ___
1
use a(n) ______ indicate how many times to multiply a number by itself.
exponent
true or false. A positive integer with an exponent is ALWAYS positive.
true
any percentage can be rewritten as a fraction with ______ in the denominator.
100
an odd number is never divisible by the integer
2
name any perfect square between 40 and 50.
49 (7*7)
what is pi rounded to the nearest tenth?
3.1
when multiplying fractions, the product of the ______ goes over the product of the _____.
numerators, denominators.
even
when multiplying or dividing a positive number by a negative number, the answer MUST be below ______
which of the following is NOT a multiple of 6? 6, 12, 24, 32, 36, 48
32
true or false. A negative integer with an odd exponent is ALWAYS negative.
true
what type of number is 2?
free
the absolute value of any number is always ______.
positive
the product of two odd numbers is always ______
odd
when one subtracts a number from a negative number, the difference is _______ the original number.
less than
when multiplying a positive number by a fraction less than 1, the product will always ________.
decrease.
state any 2 factors of x2y5.
1
what is the sum of the units digits of all prime numbers between 10 and 20?
20