Mental math is a skill that helps students to do math in their heads without using paper and pencil.
In Division,
We divide from left to right.
Example :
a) 84 ÷
4
b) 168 ÷
12
Answer:
Hence, 84 ÷
4 = 21
Hence, 168 ÷
12 = 14
Here is a table of tricks for division.