What is longmult 75*12 ?

The solution to longmult 75*12 is 900

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75*12

long multiplication

75 \cdot 12

900

Solution steps

75 \cdot 12

Line up the numbers

\times 7152

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 7152

Mutliply the bold numbers:

5 \cdot 2 = 10

Carry

1

to the column on the left and write

0

in the result line

\frac{\times 1 7 1 5 2}{0}

Add the carried number to the multiplication:

1 + 7 \cdot 2 = 15

Carry

1

to the column on the left and write

5

in the result line

\frac{\times 1 1 7 1 5 2}{5 0}

Add the carried digit,

1

, to the result

\frac{\times 1 1 7 1 5 2}{1 5 0}

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

\frac{\times 7 1 5 2}{1 5 0}

Mutliply the bold numbers:

5 \cdot 1 = 5

\frac{\times 7 1 5 2}{1 5 5 0}

Mutliply the bold numbers:

7 \cdot 1 = 7

\frac{\times 7 1 5 2}{1 7 5 5 0}

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

\frac{\times 7 1 5 2}{1 7 5 5 0 0}

150 + 750 = 900

= 900

\frac{2}{7}

2.875

- 5.75

9.75

1.67