Here you will find some estimation challenges.

1. Look at the picture.
2. Read the question.
3. Look for context clues.
4. Make an estimate. Complete the table.
5. Share your reasoning (what context clues did you use?.
6. See the answer.
7. See the estimates of others.

 

CHALLENGES

 

 

3. Estimate the population of Croatia,France,Turkey in 2015.

2. How many kms are there from Veliki Bukovec to Brest? from Brest to Turgutlu? from Veliki Bukovec to Turgutlu?

  

1. How tall is Mrs Kralj? Mrs Duprey?

 

Mrs. Kralj- We can find on internet how tall bear is and compare height of bear with height of Mrs. Kralj  We can see  on the picture name of the hotel.

Mrs. Duprey , if we know in what time of day foto is takin we could compare length of the shadow with height of Mrs. Duprey

Filip, Josip, Saša and Izabela

It was in Gozo (Malta) the 26th October at 2:00 PM.

Another clue on the photo.

Mrs Duprey

Today	What is too LOW ?	What is too HIGH ?	Your estimate	Your reasoning	Your name	Answer
Size of Mrs Duprey
Size of Mrs Kralj	1,50m	1,75m	1,65m	Mrs Kraji is smaller than me	Mrs Duprey
Numbers of kms between Brest and Veliki-Bukovec			2022.67 km   (18h41 by car)	www.udaljenost.com	Josip and Izabela	Excellent answer
Numbers of kms between Turgutlu and Veliki-Bukovec			2134km          (25h by car)	Google map	Apolline Rajjou	Excellent answer
Numbers of kms between Brest and Turgutlu			4017km           (43h by car)	Google map	Apolline Rajjou	Excellent answer
Population in Croatia in 2015	2,5 millions	5 millions	4,253 millions	Wikipedia	JB Louis-Marie et Guilaume	Excellent answer
Population in France in 2015	50 millions	70 millions	66,03 millions	Wikipedia	JB Louis-Marie et Guilaume	Excellent answer
Population in Turkey in 2015	60 millions	80 millions	74 millions	Wikipedia	JB Louis-Marie et Guilaume	Excellent answer