Basic Math Examples

Multiply 7*180
71807180
Step 1
Multiply using long multiplication.
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Step 1.1
Multiply 00 by 77. Place the result in the next column in the result line. There is one result line for each digit in 180180.
77
×118800
00
Step 1.2
Multiply 88 by 77. Place the ones digit (6)(6) in the result line and carry the tens digit (5)(5). There is one result line for each digit in 180180.
77
×118800
00
5566
Step 1.3
Multiply 11 by 77. Place the result in the next column in the result line. There is one result line for each digit in 180180.
77
×118800
00
5566
77
Step 1.4
Add the numbers in each column. In this case, add 0+0+00+0+0, then place the 00 in the result line.
77
×118800
00
5566
77
00
Step 1.5
Add the numbers in each column. In this case, add 0+6+00+6+0, then place the 66 in the result line.
77
×118800
00
5566
77
6600
Step 1.6
Add the numbers in each column. In this case, add 0+5+70+5+7, then place the 22 in the result line and carry the 11.
77
×118800
00
5566
77
11226600
77
×118800
00
5566
77
11226600
Step 2
The result of 71807180 is 12601260.
12601260
 [x2  12  π  xdx ]  x2  12  π  xdx