To be divisible by 36 the number must be divisible by 9 (and 4). To be divisible by 9, the sum of the digits must be divisible by 9. 5 + 5 = 10 → need an extra 8 → A + B = 8.
Yes, 8 is divisible by any number but, of your list, the only numbers by which 8 is EVENLY divisible are 1, 2, 4, and 8.
4000
4 is divisible by 1, 2 and 4. So is 8. If a number is divisible by 8, it will also be divisible by 4.
Of 2, 3, 4, 5, and 8, the smallest number divisible by 2 is 2.
1, 2, 4, 5, 7, 8
To be divisible by 36 the number must be divisible by 9 (and 4). To be divisible by 9, the sum of the digits must be divisible by 9. 5 + 5 = 10 → need an extra 8 → A + B = 8.
352 is divisible by 1, 2, 4 and 8; not by 3, 5, 6 and 9
No. 26 for instance the sum of the digits is 8 but not divisible by 4. 32 the sum of the digits is 5 but divisible by 4 The rules for some other numbers are 2 all even numbers are divisible by 2 3 The sum of the digits is divisible by 3 4 The last 2 numbers are divisible by 4 5 The number ends in a 0 or 5 6 The sum of the digits is divisible by 3 and is even 7 no easy method 8 The last 3 numbers are divisible by 8 9 The sum of the digits is divisible by 9
Yes, 8 is divisible by any number but, of your list, the only numbers by which 8 is EVENLY divisible are 1, 2, 4, and 8.
1000.
4000
4 is divisible by 1, 2 and 4. So is 8. If a number is divisible by 8, it will also be divisible by 4.
Out of that list, 40 is divisible by 2, 4, 5, 8 and 10.
Of 2, 3, 4, 5, and 8, the smallest number divisible by 2 is 2.
40 is divisible by- 1,2,4,5,8,10,20, and 40
120