Activity 5: Why Do Helicopters Get Sick So Often? Express each sum(Nos. '1-9) below in simplest form. Find your answer below it and notice the three letters next to it. Write these letters in the three boxss at the bottom of the activity that contain the number of that exercise. ① 0 ⑦ ② 5 6 ⑨ Answer Cholces COP (HEG ICK BIR, D ESD DCA, (ALY ERAD TCH) TES WHD ENT HED
