Multiplying Any Number with 5

Multiplying any number with 5 can be done easily by adding digit "0" after it, then divide it by 2.

Example:
You are buying 5 pieces of something worth 245 Php. How much is the total cost?

245 x 5 = ?

Add "0" to 245, then divide it by 2.
245 x 5 = 2450/2  = 1225 Php


More examples:

14 x 5 = ?
14 x 5 = 140/2 = 70

160 x 5 = ?
160 x 5 = 1600/2 = 800

887 x 5 = ?
887 x 5 = 8870/2 = 4435

1268 x 5 = ?
1268 x 5 = 12680/2 = 6340

#Matamata