Basic Math Examples

512
Step 1
Multiply using long multiplication.
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Step 1.1
Multiply 2 by 5. Place the ones digit (0) in the result line and carry the tens digit (1). There is one result line for each digit in 12.
5
12
10
Step 1.2
Multiply 1 by 5. Place the result in the next column in the result line. There is one result line for each digit in 12.
5
12
10
5
Step 1.3
Add the numbers in each column. In this case, add 0+0, then place the 0 in the result line.
5
12
10
5
0
Step 1.4
Add the numbers in each column. In this case, add 1+5, then place the 6 in the result line.
5
12
10
5
60
5
12
10
5
60
Step 2
The result of 512 is 60.
60
 [x2  12  π  xdx ]