Answer:
Step by step on...How to multiply 12.8 x 1/4
Explanation:
First off...1/4 is the same to... .25
so
1. 12.8 x .25 to 12.80
x .25
multiply 5 with zero which is zero
12.80
x .25
0
2. multiply 5 with 8 which is 40 ...put 4 above 2
4
12.80
x .25
00
3. multiply 5 with 2 which is 10 then add 4, which 14. Leave the four and put 1 on top of 1
1
12.80
x .25
4 00
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4. Then multiply 5 with 1 which is still 5 then add one which is 6
12.80
x .25
64 00
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5. then put underneath whatever we have a zero under
12.80
x .25
64 00
0
______________________________________________
6. multiply 2 with 0 which is 0 then 2 with 8 which is 16...put down 6 and put up the number 1 above 2
1
12.80
x .25
64 00
600
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7 . multiply 2 with 2 which is 4 then add 1 which is 5 put down 5 and multiply 2 with 1 soo
12.80
x .25
64 00
25600
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8. then add them up.
12.80
x .25
64 .00
256.00
32000
then move the decimal 4 times to the left
12.80
x .25
3 . -2-0-0-0
-FINAL!
12.80
x .25
3.2