What is an equation?
You can draw an example on your white board
An equation is a math sentence!
15+5=20
Finish the pattern!
10,12,14,_,_,20
10,12,14,16,18,20
Solve this problem without cubes, sticks, boards, or paper!
9+6
9+6=15
Solve this problem using 10 sticks and one cubes (you can hold them or draw them)
37+11
37+11=48
What is mental math?
Mental Math means doing the math in your head!
Finish the pattern!
15,_,25,_,30,_,40
15,20,25,30,35,40
Solve this problem without cubes, sticks, boards, or paper!
18-5
18-5=13
Solve this problem using 10 sticks and one cubes (you can hold them or draw them)
78+13
78+13=90
What does < mean?
Less than
Finish the pattern
5,10,15,_,_,_
20,25,30
Solve this problem without cubes, sticks, boards, or paper!
10+6+2
10+6+2=18
Solve this problem using 10 sticks and one cubes (you can hold them or draw them)
29+39
29+39=68
What does > mean?
Greater than
finish the pattern
9,8,7,_,_,_
6,5,4
Solve this problem without cubes, sticks, boards, or paper!
9-1-8
9-1-8=0
Solve this problem using 10 sticks and one cubes (you can hold them or draw them)
21+22+23
21+22+23=66
What does this symbol mean?
"="
NOT its name, what does it mean?
the equals sign means "the same as"
Finish the pattern
100,99,98,_,_,_
97,96,95
Solve this problem without cubes, sticks, boards, or paper!
24+15
24+15=39
Solve this problem using 10 sticks and one cubes (you can hold them or draw them)
55+14+12
55+14+12=81