`{:("ColumnA"," ","Column B"),(2/10 + 3/100 + 4/1000 + 5/10000,,4/10 + 3/100 + 2/1000):}`

{:("ColumnA"," ","Column B"),(2//3 - 3//4,,3//4 - 4//5):}

34+2/10+4/1000=

12+2/10+4/1000=

10% of 1000% of 100=?

39746 = 3 xx 10000 + 9 xx 1000 + 7 xx 100 + 4 xx 10 + 6

82546 = 8 xx 1000 + 2 xx 1000 + 5 xx 100 + 4 xx 10 + 6

Write each of the following as decimals: (a) 65+2/10+7/100 (b) 45 + 9/100 (c) 88 + 5/10 + 2/1000 (d) 3/10 + 7/1000

The value of 4 xx 100 + 3 xx 10 + 9/1000 is:

Write each of the following as decimals. (a) 20 +9 + 4/(10) + 1/(100) (b) 137 + 5/ (100) (c) 7/(10) + 6/100 + 4/(1000) (d) 23 + 2/(10) + 6/(1000) (e) 700 +20 + 5+9/(100)

10,100,1000,…..,r= ……