What is longmult 18*18 ?

The solution to longmult 18*18 is 324

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

longmult 18*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

\frac{24}{60}

- 31 - 8 + 31

3.75

7 - 5 (3 + 1)

\frac{360}{30}