1.8-43.4+4.3+43.4-1.8

Question

1.8-43.4+4.3+43.4-1.8

Answer 1

4.3, 1.8 и 43.4 взаимно уничтожаются

Answer 2

1.8-43.4+4.3+43.4-1.8=4.3