Long Multiplication: 18 × 5

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

What is 18 × 5?

Answer

18 × 5 =
90

One partial product: 18 × 5 = 90. 5 × 18 gives the same 90.

18 × 5 in a column

18
×5
90

In the column: product 90.

Step by step: 18 × 5

  1. Step 1Multiply the multiplicand by the last digit of the multiplier, 5: 18 × 5 = 90.
    • 8 × 5 = 40. Write 0 and carry 4.
    • 1 × 5 = 5, plus the carried 4 makes 9. Write 9.
  2. Product90

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Recalculate with different values ↑

Products of 18

MultiplicationProduct
10 × 550
11 × 555
12 × 560
13 × 565
14 × 570
15 × 575
16 × 580
17 × 585
18 × 590
19 × 595
20 × 5100
21 × 5105
22 × 5110
23 × 5115
24 × 5120
25 × 5125
26 × 5130
27 × 5135
28 × 5140
29 × 5145

FAQ

What is 18 × 5?

18 × 5 = 90

Is 18 × 5 the same as 5 × 18?

Yes. Multiplication is commutative, so both come to 90. Only the working differs: this page multiplies by 5, which gives a single partial product.

How do you check that 18 × 5 = 90?

Divide the product back by one of the factors: 90 ÷ 5 = 18 exactly, with no remainder. Multiplication and division undo each other, which is what makes this check work.

What are the partial products of 18 × 5?

There is only one: the multiplier 5 has a single digit, so 18 × 5 = 90 is written straight under the line, with no addition step.

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