Example: What is the coefficient of 2y? Answer:2 Note: Numerical coefficient is the numeral part in a term.
Example:
-4
-2
=
2
Example:
-4 + -2 =
-6
Example: 2 minutes after waking up
-2
+2
0
Example:
LCM (least common multiple) of 3 and 6
3
6
9
Example:
2
6
+
1
2
1
6
2
3
5
6
Example: Find the median of the following: 1, 2, 1, 5, 5 Step 1: Sort the list → 1, 1, 2, 5, 5 Step 2: Count of numbers listed → 5 (odd) Step 3: So the middle number is (count+1)/2 → (5+1)/2 → 3rd number. Therefore, the median is 2.