How do I print the sum of digits in PHP?

How can I print the sum of two numbers in PHP?

There are three methods to add two numbers: Adding in simple code in PHP. Adding in form in PHP.

Adding in Simple Code

  1. $x=15;
  2. $y=30;
  3. $z=$x+$y;
  4. echo “Sum: “,$z;
  5. ?>

How do you sum digits?

The digit sum of a number, say 152, is just the sum of the digits, 1+5+2=8. If the sum of the digits is greater than nine then the process is repeated. For example, the sum of the digits for 786 is 7+8+6=21 and the sum of the digits for 21 is 3 so the digit sum of 786 is 3.

What is the sum of the digits in each products?

Say we have a number greater than or equal to 5 and less than 10, like 5. If we multiply it by 2, we get 10, and if we take the sum of the digits of 10, we get 1. If instead of adding up the digits of 10, we subtract 9, we also get 1.

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What is PHP full form?

PHP (recursive acronym for PHP: Hypertext Preprocessor ) is a widely-used open source general-purpose scripting language that is especially suited for web development and can be embedded into HTML.

How do you sum numbers in PHP?

To find sum of digits of a number just add all the digits.


  1. $num = 14597;
  2. $sum=0; $rem=0;
  3. for ($i =0; $i<=strlen($num);$i++)
  4. {
  5. $rem=$num%10;
  6. $sum = $sum + $rem;
  7. $num=$num/10;

What is the sum number?

The sum of two numbers is the answer you get when you add them both together. So the sum of 5 and 4 is 9. There was a time when teachers used the word ‘sum’ to name the following addition number sentence: 9 + 5 = 14.

How do you find the sum of the years digits?

The sum of years digits method is accelerated depreciation. Depreciation is taken as a fractional part of a sum of all the years. For example, if an asset has a life of 5 years the sum of years is 1+2+3+4+5 = 15.

What is the sum of all 2 digit numbers?

Hence, the sum of all two digit odd positive numbers is 2475.

How many four digit numbers are there such that the sum of the digits is 10?

There are 219 4-digit numbers whose sum of digits is 10.

What is the sum of the two digit multiples of 11?

To calculate the multiples of 11 for 2 digits numbers, take the sum of the digits of the number and place the sum between the two digits of the original two-digit number. For example, when 11 is multiplied by 10, take the sum of 1 and 0, that is, 1.

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First 20 Multiples of 11
11 × 10 = 110 11 × 20 = 220
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