3x3+12
21
13x13
169
7x7
49
6x9
54
The number has 4 digits. The hundreds digit is the number of sides of a pentagon. The thousands digit is the same as 20/5. The tens digit is more than 0 but less than 2. The ones digit is the same as 20-17.
4513
The number has 4 digits. The thousands digit is the same as 18 divided by 2. The hundreds digit is the same as 90 divided by 10. The ones digit is the same as 3x3. The tens digit is the same as 100-91.
9999
10+10-3
17
The number has 3 digits. The ones digit is double four. The hundreds digit is an even number bigger than 5 but smaller than 7. The tens digit is half the ones digit.
648
12x12
144
The number has 3 digits. It is smaller than 700 but bigger than 600. The tens digit is 1/3 of 9. The ones digit is double 4.
638
The number has 3 digits. The ones digit is 82 less than 91. The hundreds digit is an odd number which is bigger then 1 but smaller than 4. The tens digit is the same as 6+3.
399
6x6
36
The number has 4 digits. The ones digit is an odd number less than 3. The tens digit is the same as 5+3. The hundreds digit is a multiple of 3 less than 6. The thousands digit is the first number you would dial when calling an ambulance
9381
The number has 3 digits. The tens digit is less than 1. The ones digit is the number of sides of a triangle. The hundreds digit is the same as 10-3.
703
4x4-8
8
The number has 4 digits. The thousands digit is the number of days in a week. The ones digit is half of 12. The tens digit is the number of wheels on a bicycle. The hundreds digit is 2 less than the ones digit.
7426
14x14
196
The number has 3 digits. The ones digit is an odd number bigger than 7. The tens digit is 5 less than 6. The hundreds digit is the same as the tens.
119
5x5-10
15
The number has 4 digits. The tens digit is the same as 8-8. The thousands digit is seven more than the tens digit. The ones digit is the number of sides of a square. The hundreds digit is the same as the tens.
7004