
How to calculate 81 multiplied by 70 using long multiplication. Here is step-by-step how to calculate 81 times 70 using long multiplication:
Step 1: Setup
Set up your multiplication problem like this:
8 | 1 | |||||||
x | 7 | 0 | ||||||
Step 2: Multiply
1 x 0 = 0. Put 0 below the line and 0 as a reminder on top:
0 | ||||||||
8 | 1 | |||||||
x | 7 | 0 | ||||||
0 |
Step 3: Multiply
0 x 8 = 0. Take 0 and add 0 from the previous step to get 0. Enter 0 at the bottom:
8 | 1 | |||||||
x | 7 | 0 | ||||||
0 | 0 |
Step 4: Add 0
Enter a 0 at the bottom right as a place holder, because you now move over one digit:
8 | 1 | |||||||
x | 7 | 0 | ||||||
0 | 0 | |||||||
+ | 0 |
Step 5: Multiply
7 x 1 = 7. Put 7 below the line and 0 as a reminder on top:
0 | ||||||||
8 | 1 | |||||||
x | 7 | 0 | ||||||
0 | 0 | |||||||
+ | 7 | 0 |
Step 6: Multiply
7 x 8 = 56. Take 56 and add 0 from the previous step to get 56. Enter 56 at the bottom:
8 | 1 | |||||||
x | 7 | 0 | ||||||
0 | 0 | |||||||
+ | 5 | 6 | 7 | 0 |
Step 7: Add to get answer
Add up the bottom two numbers (0 + 5670 = 5670) to get the answer:
8 | 1 | |||||||
x | 7 | 0 | ||||||
0 | 0 | |||||||
+ | 5 | 6 | 7 | 0 | ||||
= | 5 | 6 | 7 | 0 |
The bottom line is the answer. Therefore, 81 times 70 equals:
5670
Long Multiplication Calculator
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How to calculate 82 multiplied by 70
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