Question

Express the following in expanded form:

$643.643$

Answer 1

Writing expanded form of decimal

First write the name of decimal number

So, $643.643=$$6$ hundred $4$ tense $3$ ones and $6$ tenths $4$hundredths $3$ thousandths

$=600+40+3+\frac{6}{10}+\frac{4}{100}+\frac{3}{1000}$

Hence, expanded form of $643.643$ is $600+40+3+\frac{6}{10}+\frac{4}{100}+\frac{3}{1000}$.