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.
Grades:
1
Example: There are four chairs. Method: Figure out the noun which can be counted and select it. Answer: In the above sentence, the noun 'chairs' can be counted. Therefore, the answer is 'chairs'.
Grades:
5
6
Example:
The value of the digit 1 in 17 is 10 times the value of the digit 1 in 71.
False
True
Grades:
5
Example: 249
4
400
40
Grades:
3
Grades:
5
Example:
4 + 2 =
6
Grades:
1
Example:
4 + 2 = ?
3
6
5
Grades:
1
Example:
+
=
Answer: 2 + 1 = 3
Grades:
Pre-K
Instructions: 1. Click a card. 2. Read the word or definition. 3. Find its matching name or definition by clicking an other card. 4. Continue until all cards are flipped.