Bell Ringers
The Dollar Problem (Number Sense)
Mrs. Cosolito has some change in the bottom of her purse. She gave her students 3 clues to see if they can figure out what combination of coins she had in her purse.
Clues:
1. The coins equaled exactly one dollar.
2. She has no more than 100 coins.
3. She has at least 1 coin.
Hint: There are close to 300 different combinations.
Friday the 13th (Number Sense)
Tim was very superstitious and thought that Friday the 13th was bad luck. He and his sister had a huge argument. Tim said that it is only possible to have one Friday the 13th a year while his sister said that there could be more than one a year. What is the greatest number of Friday the 13ths that can fall in one year?
The Addition Game (Number Sense)
Pedro and Jonathan were playing a game where they added marbles. The pot started with 0. The boys took turns adding 1, 2, or 3 marbles. The winner was the person who made a sum of exactly 24 in the pot. Pedro said that he can always win if he goes first. Is he right?
https://docs.google.com/a/wilkes.k12.nc.us/forms/d/1FB9x_UOVai09IzgxC07-jGbg6cSrvBuDwKwGujzGbE8/viewform
The Dollar Problem (Number Sense)
Mrs. Cosolito has some change in the bottom of her purse. She gave her students 3 clues to see if they can figure out what combination of coins she had in her purse.
Clues:
1. The coins equaled exactly one dollar.
2. She has no more than 100 coins.
3. She has at least 1 coin.
Hint: There are close to 300 different combinations.
Friday the 13th (Number Sense)
Tim was very superstitious and thought that Friday the 13th was bad luck. He and his sister had a huge argument. Tim said that it is only possible to have one Friday the 13th a year while his sister said that there could be more than one a year. What is the greatest number of Friday the 13ths that can fall in one year?
The Addition Game (Number Sense)
Pedro and Jonathan were playing a game where they added marbles. The pot started with 0. The boys took turns adding 1, 2, or 3 marbles. The winner was the person who made a sum of exactly 24 in the pot. Pedro said that he can always win if he goes first. Is he right?
https://docs.google.com/a/wilkes.k12.nc.us/forms/d/1FB9x_UOVai09IzgxC07-jGbg6cSrvBuDwKwGujzGbE8/viewform