How do you check if a number is multiple of 3 in PHP?

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How do you check if a number is a multiple of 3?

The pattern for multiples of 3 is based on the sum of the digits. If the sum of the digits of a number is a multiple of 3 , then the number itself is a multiple of 3 .

How find multiple of a number in PHP?

Use the % operator.

The Modulo operator divides the numbers and returns the remainder. In math, a multiple means that the remainder equals 0. The modulus operator (%) performs a division and returns the remainder.

Is the number a multiple of 3?

Any number that can be denoted in the form 3p where p is an integer is a multiple of 3. For example, 9, 12, 21 and 36 are all multiples of 3 for the following reasons.

The multiples of 3.

Multiplication: Multiples of 3:
3 x 11 33
3 x 12 36
3 x 13 39
3 x 14 42

How do you figure out if a number is a multiple of another number?

When one number can be divided by another number with no remainder, we say the first number is divisible by the other number. For example, 20 is divisible by 4 ( ). If a number is divisible by another number, it is also a multiple of that number. For example, 20 is divisible by 4, so 20 is a multiple of 4.

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How do you check if a number is a multiple of 3 Java?

If the sum of the digits of a number is divisible by 3, then the number is divisible by 3. Some examples of numbers divisible by 3 are as follows. The number 85203 is divisible by 3 because the sum of its digits (8 + 5 + 2 + 0 + 3 = 18) is divisible by 3.

How do you check if a number is a multiple of 3 or 5?

A number, x, is said to be a multiple of another number, y, if the remainder of x / y x/y x/y is 0. Similarly, a number, n, will be a multiple of 3 and 5 if the remainder of n / 3 n/3 n/3 and n / 5 n/5 n/5 is equal to 0.

How do you check if a number is a multiple of 5?

To check whether a number is divisible by 5, we have to see the last number is 0 or 5. If that is 0 or 5, the number is divisible by 5, otherwise not.

Which choice is a multiple of 3?

Multiples of 3: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, … Multiples of 4: 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, …

What is the average of first five multiple of 3?

We know that the first five multiples of 3 are 3, 6, 9, 12, 15. Here, there are 5 numbers. Therefore the mean of the first five multiples of 3 is 9.

How do you check if a number is a multiple of 7?

How to Tell if a Number is Divisible by 7

1. Take the last digit of the number you’re testing and double it.
2. Subtract this number from the rest of the digits in the original number.
3. If this new number is either 0 or if it’s a number that’s divisible by 7, then you know that the original number is also divisible by 7.
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How do you check if a number is a multiple of 4?

Multiples of 4 are numbers in the 4 times table. A number is divisible by 4 if the last two digits are divisible by 4. If you halve the tens and ones part of a number and the answer is even, then it is a multiple of 4.

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