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Convert decimals to fractions
Answer
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Rewrite a number
Answer
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$\dfrac { 2 } { 5 }$
Convert decimals to fractions
$\color{#FF6800}{ 0.4 }$
$ $ Since the decimal place is $ 1 $ , add $ 10 $ to the denominator $ $
$\color{#FF6800}{ \dfrac { \color{#FF6800}{ 4 } } { \color{#FF6800}{ 10 } } }$
$\color{#FF6800}{ \dfrac { \color{#FF6800}{ 4 } } { \color{#FF6800}{ 10 } } }$
$ $ Reduce the fraction to the lowest term $ $
$\color{#FF6800}{ \dfrac { \color{#FF6800}{ 2 } } { \color{#FF6800}{ 5 } } }$
$4 \times 10 ^ { - 1 }$
Rewrite in the scientific numeral system
$\color{#FF6800}{ 0.4 }$
$ $ Rewrite in the scientific numeral system $ $
$\color{#FF6800}{ 4 } \color{#FF6800}{ \times } \color{#FF6800}{ 10 } ^ { \color{#FF6800}{ - } \color{#FF6800}{ 1 } }$
Solution search results
search-thumbnail-0.4\div2
$0.4\div 2$
10th-13th grade
Trigonometry
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