In which case is the first number divisible by the second?
A. 38 by 7
B. 20 by 5
C. 74 by 9
D. 33 by 5
B. 20 by 5
100
What are the factors of 48?
1 x 48
2 x 24
3 x 16
4 x 12
6 x 8
100
Identify the fraction that is equivalent to the given fraction of 4/7.
A. 16/28
B. 20/28
C. 16/21
D. 12/28
A. 16/28
100
Compare using < > =
3 7/21 ____ 3 1/3
= equal to
100
What is the prime factorization for 45?
3 x 3 x 5
200
Which numbers are all divisible by 5?
A. 124, 333, 315, 266, 391
B. 135, 205, 330, 275, 365
C. 135, 211, 330, 274, 252
D. 232, 250, 365, 225, 210
B. 135, 205, 330, 275, 365
200
What is the GCF of 140 and 180?
A. 20
B. 90
C. 30
D. 10
A. 20
200
Which fractions are equivalent to 25/45?
A. 5/9 and 15/28
B. 30/48 and 75/135
C. 5/9 and 75/135
D. 35/54 and 40/108
C. 5/9 and 75/135
200
Compare using < > =
3/4 ___ 6/8
= equal to
200
What is prime factorization for 75?
5 x 5 x 5
300
Find the digit that makes __2,440 divisible by 9.
A. 6
B. 8
C. 5
D. 7
B. 8
300
What is the LCM of 3, 11, and 12?
A. 396
B. 33
C. 132
D. 264
C. 132
300
Write the fraction is simplest form?
224/360
28/45
300
Order least to greatest
0.75, 0.3125, 3/8, 9/16
0.3125, 3/8, 9/16, 0.75
300
Write the decimal 4.0625 in simplest form.
A. 8 1/8
B. 8 3/8
C. 4 3/16
D. 4 1/16
D. 4 1/16
400
Which digit(s) makes 3,71__ divisible by 3.
A. 3 only
B. 7 only
C. 1 only
D. 1, 4, and 7
D. 1, 4, and 7
400
What is the LCM of 8 and 16?
16
400
Write 3 1/3 as an improper fraction.
10/3
400
Change 3/8 to a decimal.
0.375
400
Tony and his three brothers and sisters chipped in to buy their parents a gift. If the gift cost $40, could they each have contributed the same amount to the gift? Explain
Yes; 40 is divisible by 4
500
What is the divisibility test for 6.
If a number is divisible by both 2 and 3 then it's divisible by 6.
2 x 3 = 6
500
What is the GCF used for?
simplifying fractions
500
Write 2 5/8 as an improper fraction.
21/8
500
Change 9/16 into a decimal.
0.5625
500
Is 2 x 3 x 5 x 8 x 11 a correction prime factorization? If not, explain.