P – EC – RT8
When estimating a large number of people, Janie asked people to gather into groups of 10. What would Janie’s reasoning be for asking people to group? Could she have grouped them in other ways?P – EC – OE10
Your estimate for a quantity is a large 3-digit number. What could you be estimating?P – EC – OE11
What would you use as a referent if you had to estimate the number of students in a classroom you are visiting?P – EC – OE12
What would you use as a referent if you had to estimate the number of students on a bus?Page 5 of 334