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?P – EC – WP11
Students were asked to estimate how many cars were in the parking lot. Sammy said her estimate was 50. She used 5 as a referent, and skip counted by five 10 times. Sammy said there were about five cars in each row and there were about 10 rows. Is Sammy’s...Page 7 of 334