Fun with Arrays and Numbers!
Making Equal Groups Odd and Even Numbers Problem Solving Fun
What is an Array?
Rows and columns of objects Objects lined up in equal rows Like seats in a movie theater Helps us count and organize
Let's Make Arrays!
Use 12 counting bears Make different arrays Try 3 rows of 4 Try 2 rows of 6
Equal Groups Are Everywhere!
Pizza slices on plates Flowers in garden rows Eggs in cartons Students at tables
Can You Spot the Arrays?
Look around our classroom What do you see in rows? What do you see in equal groups? Share your discoveries!
Odd and Even Numbers
Even numbers can make equal pairs Odd numbers have one left over Even: 2, 4, 6, 8, 10 Odd: 1, 3, 5, 7, 9
Odd or Even Detective Game
Use counting cubes Make pairs with your number Can you make equal pairs? If yes = EVEN! If one left over = ODD!
Word Problem Challenge
{"left":"Sarah has 15 stickers. She wants to put them in equal groups of 3. How many groups will she make?","right":"Tom collected 24 shells at the beach. He arranged them in 4 equal rows. How many shells are in each row?"}
Regrouping Practice
Start with 18 counters Make groups of 2 Count how many groups Try making groups of 3!
Math is Everywhere!
Arrays and equal groups help us organize and count Odd and even numbers have special patterns Math makes our world more organized!