True or false: Estimation is when we do not need to know the exact amount of something
What is true
100
Round 249 to the nearest 10
What is 250
100
Round 349 to the nearest 100
What is 300
100
Sarah ran 593 miles yesterday. Round this number to the 10s and 100 place.
What is 590 and 600
100
Sarah bought used 419 puzzle pieces and Tom used 201. How many puzzle pieces did they use in total? Round answer to nearest 100.
What is 620 total. Rounded to 600.
200
True or false: Estimation is a way to get an exact number
What is False
200
Round 934 to the nearest 10.
What is 930
200
Round 929 to the nearest 100
What is 900
200
Find a number that when rounded to the tens place equals 730
What is any number between 731-734
200
452 rounded to the nearest 10 is _____
What is 450.
300
True or false: An answer is reasonable if it is close to the estimated answer
What is True
300
Round 912 to the nearest 10
What is 910
300
Round 299 to the nearest 100
What is 300
300
Find a number that when rounded to the 100 is 900
What is any number 850-899
300
Claire got 132 pieces of candy while trick-or-treating. Maria got 285. How many more pieces did Maria get than Claire? Round to nearest 10.
What is 133. or 130.
400
Estimation can be used to _______ our answer in a math problem
What is "check"
400
Round 839 to the nearest 10
What is 840
400
Round 190 to the nearest 100
What is 200
400
Ms. Xu bought a dozen of flowers for $291. Ms. Balsamo bought the same flowers for $320 at another store. How much did Ms. Xu save? Round that answer to the nearest 10.
What is $320-$291 = 29. Rounded to nearest 10 = 30
400
MetLCS has 241 students. PS 192 has 405 students. How many students do both schools have altogether? Round to nearest 100.
What is 433. or 400.
500
Define "estimation" in your own words
What is find an appropriate answer, not exact value
500
Round 29 to the nearest 10
What is 30
500
Round 919 to the nearest 100
What is 900
500
Mr. Lee's motorcycle costs $892 but he had to buy parts to fix it, which costed him $101. How much did he spend in total? Round answer to nearest 100.
What is $993. Rounded to nearest 100 = 1,000
500
How many water bottles did CVS sell if they only had 30 at the end of the day but started with 329? Round to nearest 100.