Example: What is 356 rounded to the nearest hundred?
400
Grades:
3
Example: I three sides and three edges. Who am I?
triangle
Grades:
3
4
5
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.
Grades:
5
6
7-12
Example:
$4 + $2 =
$8
$6
$7
Grades:
2
Example:
412 - 2 = _____
402
410
400
Grades:
3
Example: 4
5
Grades:
6
7-12
Example: What is the area of a circle whose diameter is 10 cm? Given: Diameter(d) = 10cm;
So, Radius(r) = Diameter/2 = 10/2 = 5cm Area of a circle: πr2 = π x 52 = π x 25 = 25π sq cm