Convince Me! Use Structure Dario says, "I can find \( 9 \times 0<3 \times 1 \) without computing. I can think about properties that I know." What could he mean?

Teniendo en cuenta la tabla, realiza las siguientes conversiones con su procedimiento completo: 1. 62 km a m. \( \begin{array}{llllll}\text { a) } 6,2 & \text { b) } 6200 & \text { c) } 62000 & \text { d) } 0,62 & \text { e) } 620\end{array} \)

Estimate \( 1.148+651+474 \) by fil

4. Determine the time needed to deliver 72 papers at a rate of 9 papers in 18 minut

a. \( 59.95 m-30+7.95 m+45+9.49 m \)

\( \frac{1}{3} \) part of total students in a classroom boys. If there are 32 girls in the classrom how many students are there in the cla room?