Multiplication
Subtraction
Addition
Finding the Rule
Time
100
5x9
45
100
67-18
49
100
14+72
86
100
What's my rule?
9, 12, 15, 18
+3
100
What time will it be in 15 minutes?
2:05
200
4x6
24
200
145-27
118
200
248+75
323
200
What's my rule?
7, 14, 28, 56,
x2
200
What time will it be in 26 minutes?
10:39
300
6x6
36
300
768-283
585
300
78+120
198
300
What's my rule?
4, 6, 10, 18 ,34
x2-2
300
What time will it be in 30 minutes?
4:14
400
12x6
72
400
2,567-1,679
896
400
152+768
920
400
What's my rule?
1, 4, 13, 40
x3+1
400
What time will it be in 45 minutes?
1:55
500
134x3
402
500
3,472-1,357
2,115
500
2,346+2,876
5,222
500
What's my rule?
2, 11, 47, 188
x4, +3
500
What time will it be in 1 hour and 45 minutes?
11:55