
Solution
Follow order of operations (PEMDAS/BODMAS):
-
Parentheses:
40−25=1540 – 25 = 15 -
Multiplication:
15×3=4515 × 3 = 45 -
Division:
8÷2=48 ÷ 2 = 4 -
Addition:
45+4=4945 + 4 = 49

Follow order of operations (PEMDAS/BODMAS):
Parentheses:
40−25=1540 – 25 = 15
Multiplication:
15×3=4515 × 3 = 45
Division:
8÷2=48 ÷ 2 = 4
Addition:
45+4=4945 + 4 = 49