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What are the similarities of multiples of 3?
All multiples of 3 have digits that add up to a multiple of 3.
How many of these numbers are multiples of 3?
Multiples of 3 are easy to identify. Their digits add up to a multiple of 3.
How you know which numbers are multiples of 3?
If you add up the two digits and they make either 3, 6, or 9
How many positive integers from 1 to 1000 inclusive are there such that is a multiple of 3 and the digit sum of is also a multiple of 3?
All multiples of 3 have digits that add up to a multiple of 3. There are 333 multiples of 3 between 1 and 1000.
Is a 3-digit number all the digits are different the first and second digits are multiples of 3 the first digit is greater than the second digit?
Not necessarily. Consider 444. The digits are not different. The first and second digits are not multiples of 3 The first digit is not greater than the second digit. In spite of all that, 444 is a 3-digit number
What numbers are divisible by 3?
Any multiple of 3 is divisible by 3. 3 x 1 = 33 x 2 = 63 x 3 = 93 x 4 = 123 x 5 = 153 x 6 = 183 x 7 = 213 x 8 = 243 x 9 = 273 x 10 = 30 The digits of a number that is divisible by 3 will add up to a number that is divisible by 3. For example, 1230 has digits that add up to 6, so it is divisible by 3. As another example, 15762 has digits that add up to 21, so it is divisible by 3.If your initial result is too large for you to know if it is divisible by 3, add up the digits of the new number to see if it is divisible by 3. For example, 155837955 has digits that add up to 48, whose digits add up to 12, so it is divisible by 3.Multiples of 3.3, 6, 9, 12, 15 and so on.
What is the sum of the first 10 multiples of 3?
The sum of the first 10 multiples of 3 is 165.
How many numbers between 1 and 100 (inclusive) are divisible by 3 or 10?
33 multiples of 3 10 multiples of 10 -3 multiples of both 40 total
How many positive integers n from 1 to 1000 inclusive are there such that n is a multiple of 3 and the digit sum of n is also a multiple of 3?
All multiples of 3 have digits that add up to a multiple of 3. There are 333 multiples of 3 between 1 and 1000.
The multiples of 3 up to 50?
The multiples of 3 up to 50 are: 3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48
What are the multiples of 3 between 10 and 40?
What are the odd multiples of 3 between 10 and 40? 15, 21, 27, 33, 39. What multiples of 10 is 34 between?
How many 3 digits numbers give 570 when rounded up to the nearest 10?
10 (565,566,567,568,569,570,571,572,573,574)
