Question

Estimate. use rounding or compatible numbers. show how you estimate79 X 31 =304 divided by 6 =558 divided by 8 =

Answer 1

Given: 79 X 31

To Determine: The value of the given expression using rounding or compatible numbers

Solution

Using rounding or compatibles

`\begin{gathered} 79*31 \\ =80*30 \\ =2400 \end{gathered}`

Hence

79 X 31 = 80 X 30 = 2400

Also

`\begin{gathered} 304/6 \\ =300/6 \\ =50 \end{gathered}`

`\begin{gathered} 558/8 \\ =560/8 \\ =70 \end{gathered}`