Basic Math Examples

842842
Step 1
Multiply using long multiplication.
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Step 1.1
Multiply 22 by 44. Place the result in the next column in the result line. There is one result line for each digit in 22.
8844
×22
88
Step 1.2
Multiply 22 by 88. Place the ones digit (6)(6) in the result line and carry the tens digit (1)(1). There is one result line for each digit in 22.
8844
×22
116688
Step 1.3
Add the numbers in each column. In this case, add 88, then place the 88 in the result line.
8844
×22
116688
88
Step 1.4
Add the numbers in each column. In this case, add 66, then place the 66 in the result line.
8844
×22
116688
6688
Step 1.5
Add the numbers in each column. In this case, add 11, then place the 11 in the result line.
8844
×22
116688
116688
8844
×22
116688
116688
Step 2
The result of 842842 is 168168.
168168
 [x2  12  π  xdx ]  x2  12  π  xdx