Show:
Multipilcation
Equal Groups
Addition
Subtraction
Division
100
6*4=
24
100
Make 2 equal groups. % % % % % % % % % %
%%%%% %%%%%
100
100+1=
101
100
101-1=
100
100
10/5
2
200
5*2=
10
200
Make 3 equal groups. # # # # # # # # # # # #
#### #### ####
200
20+6=
26
200
12-8=
4
200
24/4
6
300
5*9
45
300
Make 5 equal groups. @ @ @ @ @ @ @ @ @ @ @ @ @ @ @
@@@ @@@ @@@ @@@ @@@
300
15+15=
30
300
15-9=
6
300
50/10
5
400
3*3=
9
400
Make 3 equal groups. $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $
$$$$$$$ $$$$$$$ $$$$$$$
400
35+44=
79
400
43-3=
40
400
100/25
4
500
20*2=
40
500
Make 2 equal groups. & & & & & & & & & & & &
&&&&&& &&&&&&
500
8+9=
17
500
305-185=
120
500
44/4
11