Question

Express as decimal numbers
I)3.5. ii)5 1.40
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Answer 1

Step-by-step explanation:

given both numbers are decimal numbers

it can be express decimal fraction as follows

1) 3.5

as here point is come before unit digit hence it can be express as

$\frac{35}{10}$

in decimal fraction number of zere will added in denominator will be equal to the number of digits after point.

same condition for

2) 51.40

it can be express as

$\frac{5140}{100}$

as here two digits are comes after point hence two zero added in denominator.