Question

Write the following in decimal notation and expanded form.


(a) Twenty eight and seventeen ten thousandths.


(b) One hundred fifteen point zero zero one.

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Answer 1

Step-by-step explanation:

Let's write. 4 0 5 \blueD3. ...

3.405 = 3 ones 3.405=\blueD{3}\text{ ones} 3. ...

3.405 = ( 3 × 1 ) + ( 4 × 1 10 ) \phantom{3.405}=(\blueD{3}\times1)+\left(\purpleD{4}\times\dfrac1{10}\right) 3.