P – CC – RT9

Three students wanted to skip count from 100. Each student decided to skip count by a different number. They noticed that while they said a few numbers the same, their counting sequence was not the same. What number could each student have skip counted by? Share the...

P – CC – RT1

You and a friend count the number of pamphlets at the community center. You each notice that there are a lot of pamphlets that need to be counted. You decide to skip count by a larger even number while your friend skip counts by a smaller even number. Why would each...

P – CC – RT2

The librarian asks your reading group to count the number of fiction and non-fiction books in the library. Two of you count the fiction books and another two count the non-fiction books. Counting the fiction books does not take long while counting the nonfiction books...

P – CC – RT3

There were some books found in bins in the school library. When the librarian counted the books one-at-a-time, he discovered there were 193 books. When he counted the same books by 5s, he counted a total of 205. The actual count was 93 books. What could have been the...

P – CC – RT4

It was time to do an inventory of all equipment in the music department. The teacher asked students to count the instruments that were still in good condition. The students were surprised when they saw how many items there were. Each of the three students decided to...

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