A

1
300 ______
HCF of 24 and 20
2²?3?5²
12
4
2?3?5²
A
B
A
B
5
8
2²?3?5
2?3²?5²
C
D
C
D
Which is largest?
2³?3² ____
58
34
4³
24
A
B
A
B
B
8²
28
72
36
C
D
C
D
D
?3136 _____
4116 ______
2²?3?7²
56
46
2?3?7³
A
B
A
B
52
39
2²?3?7
2²?3?7³
C
D
C
D
HCF of 675 and 175
Which is largest?
5
25
104
100³
A
B
A
B
15
35
200²
504
C
D
C
D
2
26 ____
55 _______
64
32
625
3125
A
B
A
B
128
12
30125
125
C
D
C
D
8000 _______
Which is prime?
26?53
39
43
26?52
A
B
A
B
93
117
25?52
24?54
C
D
C
D
106 ____
4.2?10³ ___
1 hundred thousand
1 million
420
4200
A
B
A
B
ten thousand
42000
4.20
1 billion
C
D
C
D
2.52?104 ___
7.95?102 ___
2520
79.5
252
795
A
B
A
B
25200
252000
7950
79500
C
D
C
D