Book N36 Doubling and Halving
- 1. N 36 (pg.44-46) Doubling and Halving
Doubling ( x2)
Example :
Double : 360
600 + 120 = 720
Halving (÷ 2) Study:
Example: Half of :
Half : 840 10 = 5 100 = 50
30 = 15 300 = 150
400 + 20 = 420 50 = 25 500 = 250
70 = 35 700 = 350
90 = 45 900 = 450