Page 156 - NUMINO Challenge_C2

12345678 Problem solving
cannot
1 Draw the unfolded shape in the order as shown
Type 9-1 Shapes Formed by Folding and Puncturing p.78~p.79
1 below.

2 12345
3 12345

6 7 8 9 10

2 Find the folded lines starting from the square

with 3. Then, draw the cut-out portions.
12 34567

Creative Thinking p.82~p.83

Problem solving 1

1 Unfolded Paper 2 Draw vertical lines and mark the parts the lines
Unfolded Paper
2 that can meet. The vertical line to the right of
Nick and the vertical line to the left of Ben
Type 9-2 Folding the Target Number and Cutting p.80~p.81 cannot meet. Therefore, cannot be formed.

Mary John Nick Eric Lisa Kevin Ben Tom

3 Use the folded line as a line of symmetry and

draw the cut-out part and punctured part.

1 6 7 8 9 10

2 12345 4 Draw lines that meet and the location of the
6 7 8 9 10
6 7 8 9 10 holes as shown below. Therefore, the sum of the
numbers with a hole in the same position as 11
3 12345 is 9 11 13 23 25 27 108.
6 7 8 9 10
9 Mon Tue Wed Thu Fri Sat Sun
1234567
8 9 10 11 12 13 14
15 16 17 18 19 20 21
22 23 24 25 26 27 28
29 30 31

Answer Key