In Unknown Change problems, the middle number is the unknown number.
Example 1 - Unknown Change (minus)
162 apples were in an apple tree. A gust of wind blew the tree, and some apples fell to the ground. 124 apples remained. How many apples fell from the tree?
(Answer = 38)
Example 2 - Unknown Change (plus)
Rochester, NY received 1 foot of snow in 24 hours. Over the next few days, it continued snowing. When the skies finally cleared, there was a total accumulation of 5 feet, 6 inches of snow. How much snow fell after the first day?
(Answer = 4 feet, 6 inches)
Because its cut
it is unknown becasue of the change of pennys evry year
True.
Usually in algebra the term "unknown" is used for a variable ( commonly designated as x ) you are trying to solve for. For instance the mathematical expression 2 + x = 5 may be presented to the student as a problem. The answer is to solve for the unknown or x. The solution would be x = 3
It usually involves some kind of dividing. Take a basic problem like n x 5 = 45, where n is the unknown factor. Divide both sides of the equation by 5 so that n stands alone. 45 divided by 5 is 9, so n = 9
Which problem are you refering to, because otherwise we cannot answer.
In “unknown start” problems, the starting number is the unknown number. Unknown Start: Change Plus Greta’s chicken laid some eggs. Then the chicken laid 7 more. Now Greta has 13 eggs. How many eggs did the chicken lay at the start? Unknown Start: Change Minus Patricia was carrying some books. Her friend took 3 of them. Patricia has 8 books left. How many books was she
There might not be a problem which makes you think there is one
Because its cut
An unknown problem is just that. It is a problem that is unforeseen or that a person is not aware of. When there new programs being release there are sometimes problems that are unknown.
Unknown
unknown "this"
People resist change within an organization because there is a fear of the unknown. This problem can be overcome by having training courses at the convenience of the employee about the new changes.
A variable is representative of an unknown quantity in a problem.
as an adjective (problematic) it is problematicus. As a noun it is unknown to me
Yes
unknown