Example: What is 356 rounded to the nearest hundred?
400
Grades:
4
Example:
40
seven
2 tens 3 ones
Grades:
1
Example:
40
seven
2 tens 3 ones
Grades:
2
Example: Which group has fewer animals?
Grades:
K
Example:
100
+ 200
202
102
300
Grades:
3
Example: What is the area of a circle whose diameter is 1 cm? Given: Diameter(d) = 1cm; So, Radius(r) = Diameter/2 = 1/2 = 0.5cm Area of a circle: πr2 = π x 0.52 = π x 0.25 = 0.25π sq cm
Grades:
7-12
Example:
42123 - 108 = _____
42019
42015
42132
Grades:
4
Example: ∛8
1
2
4
Grades:
7-12
Example: Counting down from 5, which number comes next? 4
Start from 5 and count down (5, 4, 3, 2, ...). The number that comes before 5 is 4.