What is longmult 18\times 18 ?

The solution to longmult 18\times 18 is 324

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longmult 18\times 18

long multiplication

18 \cdot 18

324

Solution steps

18 \cdot 18

Line up the numbers

\times 1188

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 1188

Mutliply the bold numbers:

8 \cdot 8 = 64

Carry

6

to the column on the left and write

4

in the result line

\frac{\times 6 1 1 8 8}{4}

Add the carried number to the multiplication:

6 + 1 \cdot 8 = 14

Carry

1

to the column on the left and write

4

in the result line

\frac{\times 1 6 1 1 8 8}{4 4}

Add the carried digit,

1

, to the result

\frac{\times 1 6 1 1 8 8}{1 4 4}

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

\frac{\times 1 1 8 8}{1 4 4}

Mutliply the bold numbers:

8 \cdot 1 = 8

\frac{\times 1 1 8 8}{1 4 8 4}

Mutliply the bold numbers:

1 \cdot 1 = 1

\frac{\times 1 1 8 8}{1 1 4 8 4}

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

\frac{\times 1 1 8 8}{1 1 4 8 4 0}

144 + 180 = 324

= 324

lo g_{\frac{1}{2}} (2)

\frac{5}{1000}

(- \frac{1}{8} c + 16) - (\frac{3}{8} + 3 c)

18 \cdot 126

X^{2} - Y^{2}