Estimating and Reasoning in Multi-Step Math Challenges

Estimating and Reasoning in Multi-Step Math Challenges

4th Grade

10 Qs

quiz-placeholder

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Estimating and Reasoning in Multi-Step Math Challenges

Estimating and Reasoning in Multi-Step Math Challenges

Assessment

Quiz

English

4th Grade

Practice Problem

Hard

CCSS
3.OA.D.8

Standards-aligned

Created by

Anthony Clark

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Lily has 24 apples. She gives 8 apples to her friend and then buys 15 more. How many apples does she have now? Estimate your answer and check if it makes sense.

16

24

40

31

Tags

CCSS.3.OA.D.8

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A baker made 120 cookies. He packed them into boxes of 10 cookies each. If he sold 5 boxes, how many cookies does he have left? Estimate and verify your solution.

60 cookies

50 cookies

70 cookies

80 cookies

Tags

CCSS.3.OA.D.8

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tom read 45 pages of a book on Monday and 30 pages on Tuesday. If he plans to read 25 pages on Wednesday, how many pages will he have read in total? Estimate and check for reasonableness.

90 pages

85 pages

100 pages

70 pages

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A farmer has 150 carrots. He sells 40 carrots at the market and then plants 60 more. How many carrots does he have now? Estimate your answer and check if it is reasonable.

90

100

170

210

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sarah has 3 packs of crayons. Each pack contains 12 crayons. If she gives away 10 crayons, how many does she have left? Estimate and verify your answer.

26

15

30

22

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a classroom, there are 5 tables with 6 chairs each. If 10 chairs are broken, how many chairs are still usable? Estimate your answer and check for reasonableness.

20

25

30

15

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A toy store has 200 toys. If they sell 75 toys in one week and receive a shipment of 50 new toys, how many toys do they have now? Estimate and check if your answer makes sense.

200

150

175

125

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