Long Multiplication: 15 × 2

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

What is 15 × 2?

Answer

15 × 2 =
30

One partial product: 15 × 2 = 30. 2 × 15 gives the same 30.

15 × 2 in a column

15
×2
30

In the column: product 30.

Step by step: 15 × 2

  1. Step 1Multiply the multiplicand by the last digit of the multiplier, 2: 15 × 2 = 30.
    • 5 × 2 = 10. Write 0 and carry 1.
    • 1 × 2 = 2, plus the carried 1 makes 3. Write 3.
  2. Product30

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Recalculate with different values ↑

Products of 15

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 15 × 2?

15 × 2 = 30

Is 15 × 2 the same as 2 × 15?

Yes. Multiplication is commutative, so both come to 30. Only the working differs: this page multiplies by 2, which gives a single partial product.

How do you check that 15 × 2 = 30?

Divide the product back by one of the factors: 30 ÷ 2 = 15 exactly, with no remainder. Multiplication and division undo each other, which is what makes this check work.

What are the partial products of 15 × 2?

There is only one: the multiplier 2 has a single digit, so 15 × 2 = 30 is written straight under the line, with no addition step.

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