19 whole numbers, and infinitely many fractions and decimals
Since the numbers begin with 123, they all contain a 3. As a result, they all "contain 3 or 7". So the remaining 4 digits can be any digits and this gives 104 = 10,000 such numbers.
252
234
252
3
19 whole numbers, and infinitely many fractions and decimals
Since the numbers begin with 123, they all contain a 3. As a result, they all "contain 3 or 7". So the remaining 4 digits can be any digits and this gives 104 = 10,000 such numbers.
252
234
-5
18
252
There are 156 such numbers.
There are 195 such numbers.
13
Whole numbers are 0 , 1 , 2 , 3 etc.. (dont contain negative) Integers are -2 , -1 , 0 , 1 , 2 , 3, ie they CONTAIN whole numbers