Question

how to solve it???????​

Answer 1

Answer:

21

Explanation

1. your question
2. 25-1/2{5+4-(3+2-(1+3))} ok then
3. we solve smallest bracket then we get
4. 25-1/2{5+4-(3+2-4)} then we solve second bracket
5. 25-1/2{5+4-1} then then solve third bracket
6. 25-1/2{8} then you get
7. 25-4 you get your answer

21

thank you

Answer 2

25-1/2(5+4-(3+2-1+3)

25-1/2(5+4-3-2+1-3)

25-1/2(10-8)

25-1/2×2

25-1

24