Long Multiplication: 28 × 4

Long Multiplication Calculator
Multiplicand (number to be multiplied)
Multiplier (number to multiply by)

What is 28 × 4?

Answer

28 × 4 =
112

One partial product: 28 × 4 = 112. 4 × 28 gives the same 112.

28 × 4 in a column

28
×4
112

In the column: product 112.

Step by step: 28 × 4

  1. Step 1Multiply the multiplicand by the last digit of the multiplier, 4: 28 × 4 = 112.
    • 8 × 4 = 32. Write 2 and carry 3.
    • 2 × 4 = 8, plus the carried 3 makes 11. Write 1 and carry 1.
    • No digits are left, so the carried 1 is written in front: the partial product is 112.
  2. Product112

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See Also

FAQ

What is 28 × 4?

28 × 4 = 112

Is 28 × 4 the same as 4 × 28?

Yes. Multiplication is commutative, so both come to 112. Only the working differs: this page multiplies by 4, which gives a single partial product.

How do you check that 28 × 4 = 112?

Divide the product back by one of the factors: 112 ÷ 4 = 28 exactly, with no remainder. Multiplication and division undo each other, which is what makes this check work.

What are the partial products of 28 × 4?

There is only one: the multiplier 4 has a single digit, so 28 × 4 = 112 is written straight under the line, with no addition step.