Only people with outstanding thinking can find the answer!

Let's calculate:

Expression: 10 - 10 × 10 + 10

👉 According to the priority rule (multiply and divide first, add and subtract later):

1️⃣ Calculate the multiplication part:
10 × 10 = 100

2️⃣ Substitute into the expression:
10 - 100 + 10

3️⃣ Do it from left to right:
10 - 100 = -90
-90 + 10 = -80

✅ Answer: -80