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Estimation 001

Authored by Yik Chan

Mathematics

7th Grade

CCSS covered

Used 13+ times

Estimation 001
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24 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

When expressing the value in each of the following cases, determine whether an estimated value or an exact value is more appropriate to use.


(a) the cost price of a smart phone

an estimated value

an exact value

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

When expressing the value in each of the following cases, determine whether an estimated value or an exact value is more appropriate to use.


(b) the number of leaves of a tree

an estimated value

an exact value

3.

FILL IN THE BLANK QUESTION

45 sec • 1 pt

Round off the following number to the place value given in brackets.


3448 (hundred)

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

4.

FILL IN THE BLANK QUESTION

45 sec • 1 pt

By front-end method, find the estimated value of 3 573.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

5.

FILL IN THE BLANK QUESTION

45 sec • 1 pt

Round down the following number to the place value given in brackets.


366.5 (ten)

Tags

CCSS.5.NBT.A.4

6.

FILL IN THE BLANK QUESTION

45 sec • 1 pt

Round up the following number to the place value given in brackets.


426 (hundred)

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

7.

FILL IN THE BLANK QUESTION

45 sec • 1 pt

Round off each number in the following expression to the nearest ten and then estimate the values of the expressions.

[Please show your steps]


173 + 336 - 204 + 38

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