Mathematics
Grade 5
45 min
Complete a geometric number sequence
Tutorial Preview
1
Find the rule for the sequence: 2, 6, 18, ...
2
Find the next number: 4, 8, 16, __?
3
Find the missing first number: __, 9, 27, 81?
Sample Practice Questions
Easy
What is the next number in the sequence: 3, 6, 12, __?
0.24
1.18
2.15
3.36
Easy
What is the rule for the sequence: 5, 15, 45, ...?
0.× 3
1.+10
2.× 5
3.÷ 3
Easy
What is the first number in the sequence: __, 10, 20, 40?
0.2
1.5
2.8
3.15
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