Multi-Digit Addition and Subtraction Math Example 1

Follow the full solution, then compare it with the other examples linked below.

Example 1

easy
Calculate \(347 + 256\) using column addition.

Solution

  1. 1
    Line up by place value: ones: \(7+6=13\), write 3, carry 1.
  2. 2
    Tens: \(4+5+1=10\), write 0, carry 1.
  3. 3
    Hundreds: \(3+2+1=6\).
  4. 4
    Result: 603.

Answer

603
Column addition works right to left: ones, then tens, then hundreds, carrying when a column exceeds 9.

About Multi-Digit Addition and Subtraction

Adding and subtracting numbers with three or more digits using the standard algorithm, which involves regrouping (carrying) in addition and borrowing in subtraction.

Learn more about Multi-Digit Addition and Subtraction →

More Multi-Digit Addition and Subtraction Examples

Example 2 medium

Calculate (803 - 457) using column subtraction with borrowing.

Example 3 easy

Calculate (528 + 364).

Example 4 medium

A school library has 1,250 books. They donate 387 books. How many books remain?

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