Integers
The opposite of +234 is?
-234
How do you read this number?
2.54
two and fifty four hundredths
A set of number that has only two factors is known as?
Prime number
30 ÷ _____ = 5
6
1.342
In what significant place is the number 4?
Third sig fig
A set of numbers that includes positive, negative and zero is known as?
Integers
What is the result of 2 x 1.6?
3.2
Which of the following is not a composite number?
47 or 51
47
___ x 7 = 56
8
A number that has more than two factors is called?
Composite number
Solve: -7 + (+5)
-2
4.5 divided by 0.9 is
5
What is the sum of the first five prime numbers?
28
Divide using estimation:
315 ÷ 50 is about
6
Round off 12, 459 to the nearest hundred.
12,500
What is the sum of 16 and -20
-4
3.5 ÷ _____ = 0.7
5
Prime Factorize the number 48
2 x 2 x 2 x 2 x 3
$173.00 x 28
$4, 844
A bus line company has 8 buses that can carry 82 passengers each and 11 buses that can carry 45 passengers each. How many in all can be carried on these buses?
1, 151
A scuba diver swam 96 feet beneath the surface of the lake. He then climbs up 49 feet. What is his depth now? Write Your answer as an integer.
47
4.56 ÷ 0.2
22.8
Prime Factorize the following number. 300
2 x 2 x 3 x 5 x 5
387 ÷ 12 =
(Write in remainder as r__)
32 r 3
Solve:
24 – 9 –2 x (6 – 3) ÷ 2
12