2.2.B.05 - Develop estimation strategies by applying prior knowledge of length and using mental benchmarks – Exit Ticket
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Pitanje 1
1.
Pitanje 2
2.
Pitanje 3
3.
Pitanje 4
4.
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.)
Pitanje 5
5.
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.
What is the most reasonable estimate for the length of a push pin?
1 cm
1 m
What is the most reasonable estimate for the length of a classroom door?
100 cm
2 m
What is the most reasonable estimate for the length of a pair of student
scissors?