Choose an appropriate option and fill in the blanks:
400+5+3100= 405.03/405.3
Since 400is in the hundreds place, 5 is in unit place and 3100 is in the hundredths place
Hence, 400+5+3100=405.03
400+40+6+ =446.8810/8100
200+510+6100= 205.6/200.56
900+80+7+2100= 987.2/987.02
40+110+2100= 41.2/40.12
100g=.......kg 0.1/0.01