1
Prepare a banknote! Above 5 yuan is the best! Take five yuan to make the picture here
2
Fold the left corner upwards, align the edges
3
Then expand and align the left corner down
4
Unfold it again and fold it into a triangle as shown in the figure along the crease
Fold the upper and lower corners of the triangle to the left corner respectively
Stretch the folded corners outward to form a square
Fold the two sides of the folded square in half toward the center line
Then pull away
Do the same on the right, and that's it when folded
Fold left and right in half, and fold the top and bottom corners along the sides of the triangle
Stuff the extra space into the triangle
After unfolding
Fold back the excess ground above
Fold the left and right corners back a little to complete
END
Precautions
Be neat when you fold in half! Otherwise it won't look good