2nd Grade Addition/Subtraction
Solve 125 +20
145
In 547 the value of the 7 is?
The value of the 4?
The value of the 5?
one
ten
hundred
What is the name of the measuring tool used to measure small objects?
A ruler.
What is the name of the shape that has 3 sides, 3 vertices, and 3 angles.
A triangle
A bakery has 14 muffins. The baker makes 21 more muffins. How many muffins are there in all?
35 muffins
Solve 19+34
53
What is the value of 9 in the number 902?
900
Which two units can be used to measure the length of a hamster?
inches and centimeters
How many corners does a circle have?
0
Kelly has 53 magnets. Then she gives 27 to her sister. How many magnets does Kelly have now?
26 magnets
Solve 320-123
197
149, what form is the number written?
Standard Form
What unit is about the same size as the width of your thumb?
inches
A ______ has five sides and 5 vertices?
Pentagon
What does the U stand for in our problem solving investigations?
Underline
Solve:
32+30
62
What is the value of 2 in 123?
20, 2 tens
What unit is about the size of your elbow to your wrist?
feet
How many sides does a quadrilateral have?
4 sides
There were 11 birds on a tree. Then 3 of the birds flew away. How many birds are left on the tree?
What is the keyword(s) that helps you decide if you are going to add or subtract?
left
56 +40
96
100+40+9 is what form?
Expanded Form
How many feet are in one yard?
3
What shape has 8 sides?
An Octagon
28 trucks are blue. 32 trucks are yellow 17 trucks are green. 11 trucks are pink. How many trucks are there in all?
88 trucks