Advertisements
Advertisements
Question
A number changes from −20 to 30. What is the increase or decrease in the number?
Solution
Change = Final Value − Initial Value
Given:
- Initial value = −20
- Final value = 30
Substitute the values: Change = 30 − (−20)
Change = 30 + 20 = 50
The number increased by 50.
APPEARS IN
RELATED QUESTIONS
Verify: 37 x {8 +(-3)} = 37 x 8 + 37 x – (3)
Verify: (-82) x {(-4) + 19} = (-82) x (-4) + (-82) x 19
Verify: {(-15) – 8} x -6 = (-15) x (-6) – 8 x (-6)
Eighteen integers are multiplied together. What will be the sign of their product, if:
12 of them are negative and 6 are positive?
Eighteen integers are multiplied together. What will be the sign of their product, if:
9 of them are positive and the remaining are negative?
Find which is greater?
(8 + 10) x 15 or 8 + 10 x 15
Find which is greater.
{(-3) - 4} × (-5) or (-3) - 4 × (-5)
The sum of two integers is -56. If one integer is -42, find the other.
The difference between an integer x and (-9) is 6. Find all possible values of x.
A number changes from 40 to - 30. What is the increase or decrease in the number?
