-The absolute value of 13 + (- 53) + (- 21) + 0 =? Has a process

=13+53+21=87

RELATED INFORMATIONS

1. Given that a > 0, the absolute value of a is 3 and 1 / 2, the opposite number of B is - 1 and 1 / 3, and the value of C is 21 / 2, find the value of a + B of C
2. If two numbers 12 and - 18 are known, then the absolute value of the sum of the two numbers is [], and the sum of the absolute values is []
3. The nine palace lattice holds - 1,2-3,4, - 5,6-7,8-9 such that the three numbers on each intersection of each row and each instance satisfy 1, and the product of the three numbers is the sum of the absolute values of negative numbers 2
4. _ 1,+2,_ 3,+4,_ 5,+6,_ 7,+8,_ 9 fill in nine squares so that the product of three numbers is negative and the sum of absolute values of three numbers is equal
5. If one number is greater than the absolute value of another number, the sum of the two numbers must be equal______ 0 (fill in ">" or "<")
6. For the formula - (- 8), the following understanding: (1) it can express the opposite number of - 8; (2) it can express the product of - 1 and - 8; (3) it can express the absolute value of - 8; (4) the result of operation is equal to 8. The number of misinterpretations is () A. 0B. 1C. 2D. 3
7. a. B is opposite to each other, the product of C and D is - 1, and the absolute value of X is 4 Eighth x square C third power D third power - fifteenth x third power (a + b) fifth power
8. Given that a and 2b are reciprocal to each other, - C and (D / 2) are opposite to each other, / X / = 4, find the value of 4ab-2c + D + (x / 4)
9. If the point representing the number x on the number axis is on the left side of the origin, the result of simplifying │ 3x + √ x │ is?
10. If the point representing the number x on the number axis is to the left of the origin, the result of simplifying 2A + radical a ^ 2 is?
11. The absolute value of the difference between a number and 3 is the opposite of the number,
12. How to determine the sign of the sum when two rational numbers are added? How to determine the absolute value of the sum? How much is the sum when a rational number is added to 0?
13. What is the relationship between the sum of two rational numbers and the sign and absolute value of two addends Keep it simple. Don't copy
14. Let's know that a and B are opposite to each other, C and D are reciprocal to each other, and the absolute value of X is 5, and find the value of X - (a + B + CD)
15. Given that a and B are opposite to each other, C and D are reciprocal to each other, and the absolute value of X is 5, find the value of X - (a + B-Cd)
16. Given that the absolute value of a = 2, B = - 7, the opposite number of C is - 5, try to find a + (- b) + (- C)
17. If the absolute value of a is equal to a, then a must be positive
18. How to calculate 3x-5xy + 3Y / (- x + 3xy-y)?
19. Given x + y = 3, x ^ 2 + y ^ 2 + 3xy = 4, find the value of x ^ 3Y + XY ^ 3
20. Calculation: (- 1 / 2x ^ 2Y) ^ 3 · (- 3xy ^ 2) ^ 2