Long Multiplication: 20 × 2

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

What is 20 × 2?

Answer

20 × 2 =
40

One partial product: 20 × 2 = 40. 2 × 20 gives the same 40.

20 × 2 in a column

20
×2
40

In the column: product 40.

Step by step: 20 × 2

  1. Step 1Multiply the multiplicand by the last digit of the multiplier, 2: 20 × 2 = 40.
    • 0 × 2 = 0. Write 0.
    • 2 × 2 = 4. Write 4.
  2. Product40

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Recalculate with different values ↑

Products of 20

MultiplicationProduct
10 × 220
11 × 222
12 × 224
13 × 226
14 × 228
15 × 230
16 × 232
17 × 234
18 × 236
19 × 238
20 × 240
21 × 242
22 × 244
23 × 246
24 × 248
25 × 250
26 × 252
27 × 254
28 × 256
29 × 258

FAQ

What is 20 × 2?

20 × 2 = 40

Is 20 × 2 the same as 2 × 20?

Yes. Multiplication is commutative, so both come to 40. Only the working differs: this page multiplies by 2, which gives a single partial product.

How do you check that 20 × 2 = 40?

Divide the product back by one of the factors: 40 ÷ 2 = 20 exactly, with no remainder. Multiplication and division undo each other, which is what makes this check work.

What are the partial products of 20 × 2?

There is only one: the multiplier 2 has a single digit, so 20 × 2 = 40 is written straight under the line, with no addition step.

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