Patterns
Sam thinks of the number pattern 15, 20, 25, 30. He continues this pattern. What will be the next four numbers?
35, 40, 45, 50
*show on board*
1, 3, 5, 7, 9 are
Odd numbers
Draw a picture to help you solve:
3 groups of 2 = _____ in all
6 in all
Write the missing number and what you skip counted by: 34, 36, 38, ______
40
Skip count by 2
Amar sees this number pattern. 10, ____, 20, 25, 30. What is the missing number?
Show me 2 rows of 4
*show answer on board*
2, 4, 6, 8, 10 are
4 groups of 5 = _____ in all
20 in all
10, ___ , 30, 40
Skip count by: ______
20
Skip count by 10
Justin is stacking books. There are 5 books in the first stack. 10 in the second stack. The third stack has 15 books. The pattern continues. How many books will be in the next stack?
20 books.
Write a number sentence that shows 4 rows of 2. Then draw an array.
2 + 2 + 2 + 2 = 8
*show array on board*
19 is
odd
Draw 4 groups of 10
*show answer on board*
24, 22, ____ , 18
Skip count by: _______
20
Skip count by 2
One elephant has four legs. Two elephants have eight legs. How many legs do five elephants have?
20 legs.
Kathy puts 5 chairs in one row. She puts the same number of chairs in three more rows. How many chairs are there in all? (Draw an array to help you solve)
20 chairs
Mr Rice thinks of a number between 14 and 17. The number is even. What is the number?
16
Paul organized his shells in groups of 5. He has 3 groups of 5 shells. How many shells does he have in all?
15 shells
How many frogs are there in all if there are 3 lily pads and each one has 2 frogs?
6 frogs
Corey is thinking of a number. It is the next number in the pattern 50, 45, 40, 35. What is the number?
30
Show 4 rows of 1 and write a number sentence to describe it.
1 + 1 + 1 + 1 = 4
Miss Lee has 18 plants. She wants to split them between two friends. How many plants will she give to each friend?
9 plants
Lori has 6 groups of grapes. Each bunch has 10 grapes. How many grapes does Lori have in all?
60 grapes
15 fish