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2.2.B.05 - Develop estimation strategies by applying prior knowledge of length and using mental benchmarks – Exit Ticket

Last updated almost 4 years ago
5 questions
10

What is the most reasonable estimate for the length of a push pin?

10

What is the most reasonable estimate for the length of a classroom door?

10

What is the most reasonable estimate for the length of a pair of student scissors?

10

Estimate the length of your desk. (Remember the width of your pinky is about 1 cm.)

(Remember, the width of your pinky is about 1 cm.)
10

How does knowing that an unsharpened pencil is about 20 cm long help you estimate the length of your arm from your elbow to your wrist?

From EngageNY.org of the New York State Education Department. Grade 2 Mathematics Module 2, Topic B, Lesson 5. Internet. Available from https://www.engageny.org/resource/grade-2-mathemat...; accessed 25/Oct/2015.