P – EC – OE5
You have to estimate a quantity consisting of a smaller number of items. What quantity would you like the referent to represent?P – EC – OE6
You have to estimate a quantity consisting of a large number of items. What quantity would you like the referent to represent?P – EC – PP29
What would you use as a reference to estimate the number of books in the pile?P – EC – WP5
The school science club was interested in watching the different kinds of birds flying over the playground. What size of referent would you use if you were asked to estimate the total number of birds flying in the picture...Page 166 of 334