What is longmult 27\times 27 ?

The solution to longmult 27\times 27 is 729

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longmult 27\times 27

long multiplication

27 \cdot 27

729

Solution steps

27 \cdot 27

Line up the numbers

\times 2277

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 2277

Mutliply the bold numbers:

7 \cdot 7 = 49

Carry

4

to the column on the left and write

9

in the result line

\frac{\times 4 2 2 7 7}{9}

Add the carried number to the multiplication:

4 + 2 \cdot 7 = 18

Carry

1

to the column on the left and write

8

in the result line

\frac{\times 1 4 2 2 7 7}{8 9}

Add the carried digit,

1

, to the result

\frac{\times 1 4 2 2 7 7}{1 8 9}

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

\frac{\times 2 2 7 7}{1 8 9}

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 2 2 7 7}{1 8 4 9}

Add the carried number to the multiplication:

1 + 2 \cdot 2 = 5

\frac{\times 1 2 2 7 7}{1 5 8 4 9}

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

\frac{\times 2 2 7 7}{1 5 8 4 9 0}

189 + 540 = 729

= 729

\frac{10}{- 6}

\frac{- 3 y ^{- 5}}{5 ( y ) ^{2}}

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2 + 32

\frac{2}{3} x + x