LCM/GCF
Fractions
Decimals
Operations with Fractions
Miscellaneous
100
Write the prime factorization for 98.
2*7*7 or 2 * 7^2
100
Use braces to show the set of integers.
{...-3, -2, -1, 0, 1, 2, 3...}
100
In 156,792,590 the digit 7 is in the ___________ place.
hundred thousands
100
3 1/4 + 7 2/3
131/12 or 10 11/12
100
Describe the divisibility check for 9
Sum of digits is divisible by 9
200
Find the GCF of 68 and 50
2
200
Use braces to show the set of natural numbers.
{1, 2, 3, 4, ...}
200
Write in standard form:
(9 x 100,000) +(7 x 1000) + (2 x 10) + (3 x 1)
907,023
200
(3 1/4)-(7 2/3)
-101/12 or -8 5/12
200
What is the divisibility check for 6?
Divisible by 2 and 3
300
Find the LCM of 68 and 50
1700
300
Give two examples of irrational numbers.
pi, sqrt 2, sqrt 7, etc
300
In 7 - 2 = 5, 2 is called the ____________.
subtrahend.
300
(3 1/4)(7 2/3)
299/12 or 24 11/12
300
What is the divisibility check for 8?
Number created by last 3 digits is divisible by 8.
400
Find GCF (48, 56, 72)
8
400
List all number sets to which 1.625 belongs.
Real, rational
400
Write as a mixed number:
13.00001
13 1/100000
400
(3 1/4)/(7 2/3)
39/92
400
Multiply: 3.56 x 2.2
7.832
500
Find LCM (48, 56, 72)
1008
500
List all number sets to which -5 belongs.
Real, Rational, Integers
500
A prime number has exactly ____ factors and a composite number has _____ or more factors.
2, 3
500
((2 1/5)(4 1/2))/(4/5)
99/8 or 12 3/8
500
Find the exact perimeter of the figure. Leave the answer in terms of pi. Dimensions are in centimeters.
(24 + 5pi) cm