What is longmult 2.5*4 ?

The solution to longmult 2.5*4 is 10

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Evaluate 2.5*4

long multiplication

2.5 \cdot 4

10

Solution steps

2.5 \cdot 4

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

25 \cdot 4 = 100

25 \cdot 4

Line up the numbers

\times 254

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 4 = 20

Carry

2

to the column on the left and write

0

in the result line

\frac{\times 2 2 5 4}{0}

Add the carried number to the multiplication:

2 + 2 \cdot 4 = 10

Carry

1

to the column on the left and write

0

in the result line

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

Add the carried digit,

1

, to the result

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

= 100

2.5

has

1

decimal place

4

has

0

decimal places

= 10.0

Refine

= 10

1.5 \cdot 5

\frac{2}{11}

\frac{( 3 )}{2}

\frac{21}{6}

4.5 \cdot 4.5