Addition
8 + 6 + 4 =
18
16 - 8 =
8
Write a repeated addition sentence to match the array.
x x x x
x x x x
4 + 4 = 8
Write the expanded form for:
76
70 + 6
How many sides does a quadrilateral have?
4
20 + 20 + 20 =
60
Jimmy had 15 balls. He threw 8 into the woods and gave 1 to his sister. How many balls does he have left?
15-8-1= 6
or 15- 8 = 7 and 7- 1 = 6
Make a ballpark estimate for 58 - 32
60 - 30 = 30
Write the expanded form for:
345
300 + 40 + 5
What is the name of a shape that has 5 sides?
Pentagon
15 + 15 + 10 + 10 =
50
15 - ? = 9
6
Make a ballpark estimate for:
75 - 33 =
80 - 30 = 50
Write the expanded form for:
405
400 + 0 + 5 or 400 + 5
What 3-D shape is a soup can?
cylinder
48 + 36 =
84
Cassidy had 14 pieces of candy. She ate 3 and then gave 4 away to her friends. How many did she have left? Give a number model with your answer.
14 - 3- 4 = 7 or
14 - 3 = 11 11 - 4 = 7
What is the value of the 4 in the number 248?
40
Make a number that has:
9 in the tens place
4 in the hundreds place
7 in the ones place
497
How many right angles does a rectangle have?
4
347 + 263 =
610
46 - 28 =
18
What is the value of the 5 in 2,532?
500
Write a number with a:
5 in the hundreds place
2 in the ones place
0 in the tens place
4 in the thousands place
4,502
What 3-D shape is a tissue box?
rectangular prism