The parentheses because it should be PEMDAS which is Parentheses,Exponents,Multiplication,Division,Addition, and Subtraction
Step-by-step explanation:
0.12 = 12/100
0.36 = 36/100
8 plus 8 is 16. 5 plus 5 is 10. 10 plus 16 is 26. 26cm.
Yes they said it right ^^^