Question

You weld three metal strips together that are 5.65 cm, 6.70 cm and 4.32 cm How long will the metal strip be now?

Answer 1

5.65 + 6.70 + 4.32 = 16.67

Answer 2

add them together:

5.65 + 6.70 = 12.35

12.35 + 4.32 = 16.67 cm