Question

20 − {100 − 2 × (99 + 5 ÷ 5)}

Answer 1

Answer:

120

Step-by-step explanation:

20 − {100 − 2 × (99 + 5 ÷ 5)}

⇒20- {100 - 2 × (99+1)}

⇒20-{100-2× 100}

⇒20-{100-200}

⇒20-{-100}

⇒20+100

120