Estimation
Aaliyah wants to measure the length of a pen. Which is the better estimate of the length of the pen: 3 centimeters or 13 centimeters?
13 centimeters?
What unit is used to measure the length of a book: centimeters or meters?
centimeters
The kitchen is 8 meters longer than the dining room. The dining room is 13 meters long. How long is the kitchen?
21 meters
Ms. Foster measured the length of the garden. It measured 9 meters long. How many centimeters long was the garden?
900 centimeters long
About how long is a new crayon? 5 centimeters, 10 centimeters, or 20 centimeters
10 centimeters
What unit of measure would you use for the string of a kite: centimeters or meters?
meters
The length of Carson's chapter book is 12 centimeters shorter than the length of his textbook. The length of his textbook is 30 centimeters. What is the length of his chapter book?
18 centimeters
Mrs. River measured the length of her house. It measured 300 centimeters long. How many meters long was her house?
3 meters
About how long is a new pencil? 20 centimeters, 40 centimeters, or 50 centimeters
20 centimeters
Which word will complete this sentence: centimeters or meters?
A hallway is 4 ___ long.
meters
April knit two scarves. The red scarf is 55 centimeters long. The blue scarf is 17 centimeters longer than the red scarf. How long is the blue scarf?
72 centimeters
Sandy's paper chain is 14 centimeters long. Tim's paper chain is 6 centimeters long. How many centimeters of paper chain do they have?
20 centimeters
Which is the better estimate of a car: 100 centimeters or 10 meters?
10 meters
The number of centimeters in a meter.
100
Annie walks 28 meters to Zoe's house. To get to Beth's house, Annie has to walk 57 meters farther. How many meters must Anniewalk to get to Beth's house?
85 meters
Ethan's rope is 25 centimeters long. He cuts the rope and gives Omar a piece. Ethan's rope is now 16 centimeters long. How many centimeters of rope did he give to Omar?
9 centimeters
Which is the better estimate for the length of a school: 900 centimeters or 50 meters?
50 meters
What is the biggest of these measurements: 100 centimeters or 2 meters?
2 meters
Ruby runs from her house to her school and back every single day. The distance from her house to her school is 35 meters. How far does Ruby run every day?
70 meters
Joshua cuts a piece of ribbon in half and cuts each of those pieces in half again. Each piece is now 30 inches long. How long was the original piece of ribbon?
What is 120 inches long?