Long Multiplication: 78 × 2

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

What is 78 × 2?

Answer

78 × 2 =
156

One partial product: 78 × 2 = 156. 2 × 78 gives the same 156.

78 × 2 in a column

78
×2
156

In the column: product 156.

Step by step: 78 × 2

  1. Step 1Multiply the multiplicand by the last digit of the multiplier, 2: 78 × 2 = 156.
    • 8 × 2 = 16. Write 6 and carry 1.
    • 7 × 2 = 14, plus the carried 1 makes 15. Write 5 and carry 1.
    • No digits are left, so the carried 1 is written in front: the partial product is 156.
  2. Product156

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Recalculate with different values ↑

Products of 78

MultiplicationProduct
68 × 2136
69 × 2138
70 × 2140
71 × 2142
72 × 2144
73 × 2146
74 × 2148
75 × 2150
76 × 2152
77 × 2154
78 × 2156
79 × 2158
80 × 2160
81 × 2162
82 × 2164
83 × 2166
84 × 2168
85 × 2170
86 × 2172
87 × 2174

FAQ

What is 78 × 2?

78 × 2 = 156

Is 78 × 2 the same as 2 × 78?

Yes. Multiplication is commutative, so both come to 156. Only the working differs: this page multiplies by 2, which gives a single partial product.

How do you check that 78 × 2 = 156?

Divide the product back by one of the factors: 156 ÷ 2 = 78 exactly, with no remainder. Multiplication and division undo each other, which is what makes this check work.

What are the partial products of 78 × 2?

There is only one: the multiplier 2 has a single digit, so 78 × 2 = 156 is written straight under the line, with no addition step.

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