What is longmult 28*28 ?

The solution to longmult 28*28 is 784

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

Multiply 28*28

Solution

long multiplication

28 \cdot 28

Solution

784

Solution steps

28 \cdot 28

Line up the numbers

\times 2288

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 2288

Mutliply the bold numbers:

8 \cdot 8 = 64

Carry

6

to the column on the left and write

4

in the result line

\frac{\times 6 2 2 8 8}{4}

Add the carried number to the multiplication:

6 + 2 \cdot 8 = 22

Carry

2

to the column on the left and write

2

in the result line

\frac{\times 2 6 2 2 8 8}{2 4}

Add the carried digit,

2

, to the result

\frac{\times 2 6 2 2 8 8}{2 2 4}

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

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

Mutliply the bold numbers:

8 \cdot 2 = 16

Carry

1

to the column on the left and write

6

in the result line

\frac{\times 1 2 2 8 8}{2 2 6 4}

Add the carried number to the multiplication:

1 + 2 \cdot 2 = 5

\frac{\times 1 2 2 8 8}{2 5 2 6 4}

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

\frac{\times 2 2 8 8}{2 5 2 6 4 0}

224 + 560 = 784

+ 252640

Add the digits of the bolded column:

4 + 0 = 4

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

Add the digits of the bolded column:

2 + 6 = 8

\frac{+ 2 5 2 6 4 0}{+ 8 4}

Add the digits of the bolded column:

2 + 5 = 7

\frac{+ 2 5 2 6 4 0}{+ 7 8 4}

= 784

= 784

Popular Examples

Write the Fraction in Simplest Form (2/9)÷(5/12)

(2/9) / (5/12)

Convert to an Improper Fraction 1 2/4 improper fraction

1 \frac{2}{4}

170/20 long division

\frac{170}{20}

36/16 long division

\frac{36}{16}

Reduce the Fraction 50/80 reduce fraction

t h e \frac{50}{80}

Frequently Asked Questions (FAQ)

What is longmult 28*28 ?
The solution to longmult 28*28 is 784