Question

HOW TO CONVERT 4/5(fraction) INTO A DECIMAL
PLS HELP
THANK U

Answer 1

4/5
0.8 is the answer

Answer 2

Answer:

45→80%→80100

45≡810≡0.8

Explanation:

Decimal values are made up of:

...+100's+10's+1's+ decimal point +110ths+1100ths+11000ths+... and so on.
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Considering 45 as a decimal

The denominator is 5 so if we can convert this to 10 we have our first decimal place of counting in tenths.

Multiply by 1 but in the form of 1=22 giving:

45 ≡ 45×1 ≡45×22 = 4×25×2 = 810

So 45≡810≡0.8

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Hope it help you