Even or Odd?
What is the pattern?
1 + 1 = 2, 2 + 2 = 4, 3 + 3 = 6, 4 + 4 = 8, 5 + 5 = 10
even numbers, addends going up by 1, sum going up by 2
What is the pattern? 0 + 1 = 1, 1 + 2= 3, 2 + 3 = 5
addends going up by 2, odd numbers
Make an array for the number 12.
vary
Make an array for the number 6.
vary
Which number is in the hundreds place?
284
2
Even or Odd
489
ODD
Even or Odd
32
EVEN
Draw a bar diagram to show 2 equal parts that make 10.
5 + 5
Draw a bar diagram to show 2 equal parts can make 12.
answer will vary
What is the value of the 5 in...
459
50
Aradhya has 10 books. Is that an even or odd number?
EVEN
Camila has 6 starfish. Is that an even or odd number?
EVEN!
Judah has 3 rows of pennies with 4 pennies in each row. Which equation shows how many pennies Judah has in all?
3+ 3 = 6
3 + 3 + 3 = 9
4 + 4 + 4 = 12
4 + 4 + 4 = 12
Jake has 4 rows of pennies with 2 pennies in each row. Which equation shows how many pennies Jake has in all?
2 + 2 = 4
2 + 4 = 6
2 + 2 + 2 + 2 = 8
2 + 2 + 2 + 2 = 8
What doubles fact can you use to help you solve...
9 + 8?
Does the sum equal an even number?
3+9= 12
YES!
Does the sum equal an even number?
9+8=17
NO!
Can I make an array?
5 + 5 = 10
YES!
Can I make an array?
8 + 4 = 12
NO!
Jen has some rings. She gives 5 rings to Carrie. Now Jen has 7 rings. How many did she have at first?
12
Miss W write an equation. The sum is an even number GREATER than 12.
What could the equation be?
answers vary
Miss W writes an equation. The sum is an odd number GREATER than 11.
What could the equation be?
answers vary
Draw a picture to show the array of flowers. Then write an equation.
O O O O O
O O O O O
O O O O O
5 + 5 + 5 = 15
Luke plants 2 rows of flowers in his garden. He plants 4 flowers in each row. Draw a. picture to show the array of flowers. Then write an equation.
Katie has 5 animal stickers, 9 flower stickers, and 3 star stickers. How many does she have in all?
17