What is longmult 18*3.14 ?

The solution to longmult 18*3.14 is 56.52

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Popular >

Multiply 18*3.14

Solution

long multiplication

18 \cdot 3.14

Solution

56.52

Solution steps

18 \cdot 3.14

Multiply without the decimal points, then put the decimal point in the answer

18 \cdot 314 = 5652

18 \cdot 314

Line up the numbers

\times 31184

For convenience, place the longer number on top

314 \cdot 18

Line up the numbers

\times 31148

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 31148

Mutliply the bold numbers:

4 \cdot 8 = 32

Carry

3

to the column on the left and write

2

in the result line

\frac{\times 3 3 1 1 4 8}{2}

Add the carried number to the multiplication:

3 + 1 \cdot 8 = 11

Carry

1

to the column on the left and write

1

in the result line

\frac{\times 1 3 3 1 1 4 8}{1 2}

Add the carried number to the multiplication:

1 + 3 \cdot 8 = 25

Carry

2

to the column on the left and write

5

in the result line

\frac{\times 2 1 3 3 1 1 4 8}{5 1 2}

Add the carried digit,

2

, to the result

\frac{\times 2 1 3 3 1 1 4 8}{2 5 1 2}

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

\frac{\times 3 1 1 4 8}{2 5 1 2}

Mutliply the bold numbers:

4 \cdot 1 = 4

\frac{\times 3 1 1 4 8}{2 5 1 4 2}

Mutliply the bold numbers:

1 \cdot 1 = 1

\frac{\times 3 1 1 4 8}{2 5 1 1 4 2}

Mutliply the bold numbers:

3 \cdot 1 = 3

\frac{\times 3 1 1 4 8}{2 3 5 1 1 4 2}

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

\frac{\times 3 1 1 4 8}{2 3 5 1 1 4 2 0}

2512 + 3140 = 5652

+ 23511420

Add the digits of the bolded column:

2 + 0 = 2

\frac{+ 2 3 5 1 1 4 2 0}{+ 2}

Add the digits of the bolded column:

1 + 4 = 5

\frac{+ 2 3 5 1 1 4 2 0}{+ 5 2}

Add the digits of the bolded column:

5 + 1 = 6

\frac{+ 2 3 5 1 1 4 2 0}{+ 6 5 2}

Add the digits of the bolded column:

2 + 3 = 5

\frac{+ 2 3 5 1 1 4 2 0}{+ 5 6 5 2}

= 5652

= 5652

18

has

0

decimal places

3.14

has

2

decimal places

= 56.52

Popular Examples

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\frac{8}{0.5}

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\frac{160}{32}

Convert to a Simplified Fraction 0.775 convert to fraction

0.775

Reduce the Fraction 36/66 reduce fraction

t h e \frac{36}{66}

Evaluate 2.5/6 long division

\frac{2.5}{6}

Frequently Asked Questions (FAQ)

What is longmult 18*3.14 ?
The solution to longmult 18*3.14 is 56.52