A. PERKALIAN ANGKA 22

Perhatikan langkah berikut:
1. 54 x 22 = …..
= (5 x 2) ((5 + 4) x 2) (3 x 2 )
10 18 8
= 11 8 8
Jadi 54 x 22 = 1188
2. 63 x 22 = …..
= (6 x 2) ((6 + 3) x 2) (3 x 2)
12 18 6
= 1386

Latihan:
1. 61 x 22 = …..
2. 74 x 22 =-….
3. 87 x =- ….
4. 93 x 22 = ….
5. 56 x 22 = ….