Fill in the operation symbol in 1 3 5 7 to make the result equal to 24

-(1-3)*(5+7)=24

RELATED INFORMATIONS

1. Fill in some operation symbols in 5 6 7 8 to make the result 24?
2. There are four groups of numbers below. Can you add the operation symbol to make the result all be 24? （1）2 3 4 6 （2）2 5 6 8 （3）1 2 3 10 （4）3 6 7 8
3. How to add operation symbol for 7 () 9 () 12 () 3 2 = 90
4. Fill in the appropriate operation symbol to make the equation hold, 9 () 9 () 9 () 9 = 18 Only add and subtract symbols can be filled in
5. 9 7 5 4 fill in the operation symbol to make the equation hold
6. 12 〕 37 〕 5 〕 6 〕 7 = 1998, fill in the appropriate operation symbol in 〕 to make the equation hold! Urgent!
7. Fill in the appropriate operation symbol and small extension to make the equation 9 = 7
8. It is known that a mathematical symbol △ holds the following equation: 2 △ 4 = 8, 5 △ 3 = 13, 3 △ 5 = 11, 9 △ 7 = 25, then 7 △ 3=______ ．
9. Fill in the operation symbols in the brackets to make the mathematical expressions equal. 1 () 2 () 3 () 4 () 5 = 200 If necessary, you can combine several numbers into one number, or add brackets. For example, write (1 + 23) * 4-5 on the left. The two sides of the formula must be equal
10. ）5 () 5 () 5 () 5 = 4; 9 () 9 () 9 () 9 () 9 = 18 fill in the operation symbols in brackets 9 () 9 () 9 () 9 = 18,
11. Add the operation symbol between 4, 4, 10 and 10 to make the result equal to 24
12. There are four rational numbers: 3, - 5,2, - 13. How to calculate 24
13. Four rational numbers 3,7, - 7, - 3 are operated by 24 points Give the formula
14. Calculation of rational numbers 3,7, - 5, - 13.24
15. How much is [5 / 6 - {5 / 14-2 / 7] × 7 / 18
16. What's 30 times 5 / 18
17. What's six out of thirty equal to five out of ten divided by 20 equal to 18 out of ten
18. 12 out of 25 = how much: 50 = 18:1 how much = how much%
19. 25 points 12 equals (): 50 = 18: () = ()%
20. What is 1 in 18 to the power of 0 What is the 0 power of (- 100)