What is longmult 17*12 ?

The solution to longmult 17*12 is 204

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Multiply 17*12

long multiplication

17 \cdot 12

204

Solution steps

17 \cdot 12

Line up the numbers

\times 1172

Multiply the top number by the bottom number one digit at a time starting with the ones digit (from right to left)

Multiply the top number by the bolded digit of the bottom number

\times 1172

Mutliply the bold numbers:

7 \cdot 2 = 14

Carry

1

to the column on the left and write

4

in the result line

\frac{\times 1 1 1 7 2}{4}

Add the carried number to the multiplication:

1 + 1 \cdot 2 = 3

\frac{\times 1 1 1 7 2}{3 4}

Multiply the top number by the bolded digit of the bottom number

\frac{\times 1 1 7 2}{3 4}

Mutliply the bold numbers:

7 \cdot 1 = 7

\frac{\times 1 1 7 2}{3 7 4}

Mutliply the bold numbers:

1 \cdot 1 = 1

\frac{\times 1 1 7 2}{1 3 7 4}

Add the rows to get the answer. For simplicity, fill in trailing zeros

\frac{\times 1 1 7 2}{0 1 3 7 4 0}

34 + 170 = 204

= 204

128 \cdot 4

- 4.5

\frac{7}{8}

t o a p erce n t a g e 3.7

5462.263