Odd or Even
Bill has 12 dogs. Is 12 odd or even?
Even. Look at the ones place. 2 is an even number so 12 is an even number.
X X X X X
X
X X X X X
X X X X X
Sally has 12 jelly beans. Divide between 3 friends.
4 each. O O O O
O O O O
O O O O
Amy has 3 rows of 3 cookies. What repeated addition sentence tells how many?
3 + 3 + 3 = 9
How do you know if a number is odd or even?
Look at the ones place. If there is a 0,2,4,6 or 8 it is even. If there is a 1,3,5,7 or 9 it is odd.
Make an array with 9 circles in 3 rows.
O O O
O O O
O O O
Don has 20 balls to give 2 friends. How many will they each get?
Ten O O O O O O O O O O
O O O O O O O O O O
3 groups of 5 make ______
15 O O O O O
O O O O O
O O O O O
Tim said 20 is odd? Do you agree?
No. 20 is even. Look at the ones. 0 is an even number so 20 is an even number.
Can you show 6 circles in 2 different arrays?
O O O and O O
O O O O O
O O
Patty has 11 eggs. Does she have enough to give her 2 friends the same amount?
No. She can give 5 each, but will have 1 left over.
O O O O O O O O O O O
____ groups of 5 make 10
two O O O O O
O O O O O
There are 21 peanuts. Is 21 even or odd?
Odd. Look in the ones place. 1 is an odd number, so 21 is an odd number.
Make an array of 14 circles in 2 rows.
O O O O O O O
O O O O O O O
Liz has 18 golf balls. Can she give her 2 friends the same amount?
Yes, 9 each. O O O O O O O O O
O O O O O O O O O
2 groups of 4 make _____
eight O O O O
O O O O
Is 775 odd or even?
Odd. Look in the ones place. 5 is odd, so 775 is odd.
O O O O
O
O O O O
O O O O
O O O O
O O O O
How many rocks will I have if I have 2 rows of 6?
12 O O O O O O
O O O O O O
____ groups of 2 make 6. Explain.
three O O
O O
O O