even or odd
array
groups of a #
word problems
add and subtract
100
16 How do you know?
What is even because the number 6 is in the ones place and is even?
100
Make an array with 4 rows of 5. How many columns are there? What is the total?
What is there are 5 columns, and 20 altogether?
100
4 groups of 2 make -_______
What is 8
100
Kayla says she has 12 marbles, and 12 is an odd number. Is she correct? Why or why not?
What is She is wrong because I can count by 2's to get to 12 or since 2 is in the ones place and 2 is an even number, then 12 is an even number
100
45 + 36 =
What is 81
200
45 even or odd? How do you know?
What is odd because 5 is in the ones place and it is odd
200
Draw 3 columns of 3 squares. How many rows do you have? What is the total?
What is 3 rows, and the total is 9.
200
5 groups of 3 is____
What is 15
200
Mrs. Hayes has 9 boys and 13 girls in her music class. She wants everyone to get a partner. Does she have the right number of people for everyone to have a partner? how? do you know
What is yes, because 9 and 13 make 22 and 22 is an even number
200
265 + 539=
What is 804
300
How do can you tell if a number is even or odd?
What is look at the number in the ones place or make an array to see if every object has a partner, or you can count by 2's.
300
Make an array with 15 tiles. How many rows did you make?
What is 3 or 5?
300
4 groups of 4 is ____
What is 16
300
Egg's come in cartons of 12. Susan used 3 eggs. Does she have an even or odd number of eggs left? Explain using words, pictures, or numbers.
What is odd because 12 - 3 is 9, which is an odd number.
300
623 + 187
What is 810
400
There are 13 dots. Is it even or odd? How do you make it the opposite.
What is odd. You can make it even by adding a one or subtracting a one.
400
Make a square array with 16 tiles. How many rows and columns do you have?
What is 4 rows and 4 columns?
400
______ groups of 3 is 9.
What is 3
400
7 students sit on one side of the table and 6 are on the other side of the table. Is there an even or odd number of students? How do you know?
What is odd because 6 + 7 is 13, and to be even you need to double the number
400
472 - 135
What is 337
500
Why do two odd numbers make an even number?
What is the extra one on each odd number can pair with each other.
500
5 groups of _____ is 20
What is 4
500
Rick is baking muffins. He filled 3 columns of 3 and left one column of 3 empty. Shade the columns that Rick filled. How many muffins did he bake. Write a repeated addition sentence to show.
What is 3 + 3 + 3 = 9 muffins
500
500 -361
What is 139
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