What is longmult 5*2.5 ?

The solution to longmult 5*2.5 is 12.5

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5*2.5

long multiplication

5 \cdot 2.5

12.5

Solution steps

5 \cdot 2.5

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

5 \cdot 25 = 125

5 \cdot 25

Line up the numbers

\times 255

For convenience, place the longer number on top

25 \cdot 5

Line up the numbers

\times 255

Multiply the top number by the bottom number one digit at a time starting with the ones digit (from right to left)

Mutliply the bold numbers:

5 \cdot 5 = 25

Carry

2

to the column on the left and write

5

in the result line

\frac{\times 2 2 5 5}{5}

Add the carried number to the multiplication:

2 + 2 \cdot 5 = 12

Carry

1

to the column on the left and write

2

in the result line

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

Add the carried digit,

1

, to the result

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

= 125

5

has

0

decimal places

2.5

has

1

decimal place

= 12.5

t o a p erce n t a g e 5/25

3.33333333

0.53

100 - 64

\frac{25}{10}