1
1-1 Build the tower to arrange the color and number.
1
1
2
2
3
3
4
4
5
5
6
6
9
8
7
7
10
8
9
10 K16#1028-250R
1-2 With a number of rods as a digital password, can you piece it together?
e.g.
1, 2, 3 =
1
2
3
4, 8, 6, 5 = 7, 9, 10, 2 = 5, 2, 4, 6 = What's your phone number? Try to piece it up with number sticks. (Orange number stick stands for 0)
2
6
2+8
3
8
10
4+6
4
e.g.
10
2
2-1 Find ways to make 10.
What is the combination of the numbers of 10? Try to piece it up with number sticks. K16#1028-250R
8
1+4
1 4
8
10
2+8
2
1 2
10
8
6
5+6
1+2 10
10
3
5
e.g.
3
2-2 Calculate the decomposition of numeric values, how many combinations can you piece together?
4
6
6
4
4
7
10
10
7
3-1 Please use two number sticks to make a long rod as long as the picture shown.
5
K16#1028-250R
5
5
3
3
8
9
9
8
3-2 Please use three number sticks to make a long rod as long as the picture shown.
6
7
2
2
2
2
6 3+
=3 X2
2+
+
5 X2
2+2+2+2+2 8
6
5
10
5+5
2
e.g.
10
5
4-1 The application of addition and multiplication.
2 X5 8
=2 X K16#1028-250R
9
2 2
4
9 5+(2 X ) (4 X )+
8
( 4 X2 ) + 2
2
10
6 + ( 2 X2 )
4
e.g.
10
6
4-2 Arrange the combination of addition and multiplication by using a combination of three or more number sticks.
8
8
5-1 Meet the geometry multiplication.
2 e.g.
3
X
X
=2
3 = ?
2
9
4
=
2
2X 2=4
2
4
X
4 = ?
Try to calculate the combinations of 5x5、6x6…9x9. K16#1028-250R
1 2
+
2 4
= ?
6
9
=
6
2
+
3
3
+
6
=
3
+
2
2
3
5
3
2
3
3
2
e.g.
5
5-2 Understanding the calculation of fraction.
3 4
+
5 8
= ?
10