(10 seconds)
6 x 7 =
42
List the factors of 6:
___, ____, ____, ____
1, 2, 3, and 6
State the first three multiples of 4
4, 8, 12
Which is NOT a factor of 12?
A. 2
B. 3
C. 4
D. 5
D. 5
What is the Highest Common Factor of 8 and 12
4
7 x 8 =
56
List any 4 factors of 100:
Five of the following: 1, 2, 4, 5, 10, 20, 25, 50, 100
What is the fourth multiple of 5
20
Which is NOT a factor of 40?
A. 5
B. 10
C. 15
D. 20
C. 15
What is the Lowest Common Multiple of 4 and 5
20
54 div 9 =
6
List the factor pairs of 24
1 and 24
2 and 12
3 and 8
4 and 6
State the next 3 multiples in this sequence
36, 42, 48, __, __, __
54, 60, 66
Which is NOT a factor of 45?
A. 3
B. 5
C. 7
D. 9
C. 7
What is the Highest Common Factor of 14 and 28
14
121 div 11 =
11
How many factors does 64 have?
7
(1, 2, 4, 8, 16, 32, 64)
What is the largest multiple of 7, that is lower than 100
98
Which is NOT a multiple of 8?
A. 18
B. 32
C. 56
D. 80
A. 18
What is the lowest common multiple of 60 and 80
240
12 x 13 =
156
What is the Sum of all the factors pairs 30.
1 + 2 + 3 +5+6+10+15+30=72
State the two smallest, '3-digit' multiples of 14.
(bigger than 100)
112, 126
Which number is NOT a multiple of BOTH 6 and 8?
A. 24
B. 60
C. 72
D. 120
B. 60
What is the Highest Common Factor of 24, 36, 60
12