The * is another way to write the times sign (x) for a multiplication problem.
In a math problem, least means smallest.
the mean (in math) is the average of all the numbers in the problem
sum means the answer of a math problem
Justification in math terms means to show how you solved the math problem. Lay out the problem and show step-by-step how the problem is solved.
Approximately.
goes down
subtraction
What is mean by acting
Equations mean a problem mostly in math
Equations mean a problem mostly in math
Equations mean a problem mostly in math
The word increased in a math problem means you are adding to terms or numbers.