Pattern of multiplication and multiply decimals

0.1x9.8

• 98

• .98

• .098

• .0098

78.94 x 0.1

• 7.894

• 789.4

• 7,894

• .7894

8 x 0.001

• 800

• .008

• .080

• .800

0.001 x 12.3

• 12,300

• .123

• .0123

• .00123

84 x0.01

• 8,400

• 840

• 0.0084

• 0.84

25.648 x 0.01

• 256.48

• 25.648

• 2,564.8

• .25648

7.8 x 0.2

• 15.6

• 0.156

• 1.56

• .0156

1,234.5 x 0.02

• 0.02469

• 24.690

• 246.90

• 0.24690

78.59 x 0.5

(a)  

0.812 x 0.69

(a)