Basic Math Examples

Popular Problems
Basic Math
Evaluate 0.02*7000
0.02⋅7000
Step 1
Multiply using long multiplication.
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Step 1.1
Multiply 0 by 2. Place the result in the next column in the result line. There is one result line for each digit in 7000.
0.02
⨯7000
0
Step 1.2
Multiply 0 by 0. Place the result in the next column in the result line. There is one result line for each digit in 7000.
0.02
⨯7000
00
Step 1.3
Multiply 0 by 0. Place the result in the next column in the result line. There is one result line for each digit in 7000.
0.02
⨯7000
000
Step 1.4
Multiply 0 by 2. Place the result in the next column in the result line. There is one result line for each digit in 7000.
0.02
⨯7000
000
0
Step 1.5
Multiply 0 by 0. Place the result in the next column in the result line. There is one result line for each digit in 7000.
0.02
⨯7000
000
00
Step 1.6
Multiply 0 by 0. Place the result in the next column in the result line. There is one result line for each digit in 7000.
0.02
⨯7000
000
000
Step 1.7
Multiply 0 by 2. Place the result in the next column in the result line. There is one result line for each digit in 7000.
0.02
⨯7000
000
000
0
Step 1.8
Multiply 0 by 0. Place the result in the next column in the result line. There is one result line for each digit in 7000.
0.02
⨯7000
000
000
00
Step 1.9
Multiply 0 by 0. Place the result in the next column in the result line. There is one result line for each digit in 7000.
0.02
⨯7000
000
000
000
Step 1.10
Multiply 7 by 2. Place the ones digit (4) in the result line and carry the tens digit (1). There is one result line for each digit in 7000.
1
0.02
⨯7000
000
000
000
4
Step 1.11
Multiply 7 by 0 and add the carried 1. Place the result in the next column in the result line. There is one result line for each digit in 7000.
1
0.02
⨯7000
000
000
000
14
Step 1.12
Multiply 7 by 0. Place the result in the next column in the result line. There is one result line for each digit in 7000.
0.02
⨯7000
000
000
000
014
Step 1.13
Add the numbers in each column. In this case, add 0+0+0+0, then place the 0 in the result line.
0.02
⨯7000
000
000
000
014
0
Step 1.14
Add the numbers in each column. In this case, add 0+0+0+0, then place the 0 in the result line.
0.02
⨯7000
000
000
000
014
00
Step 1.15
Add the numbers in each column. In this case, add 0+0+0+0, then place the 0 in the result line.
0.02
⨯7000
000
000
000
014
000
Step 1.16
Add the numbers in each column. In this case, add 0+0+0+4, then place the 4 in the result line.
0.02
⨯7000
000
000
000
014
4000
Step 1.17
Add the numbers in each column. In this case, add 0+0+0+1, then place the 1 in the result line.
0.02
⨯7000
000
000
000
014
14000
0.02
⨯7000
000
000
000
014
14000
Step 2
To find the number of decimal places needed in the answer, add the number of decimal places in the multiplier and multiplicand. In this case, there is a total of 2, so the answer must have 2 decimal places as well.
140
 [x2  12  √π  ∫xdx ]