There would be 35 commas, with the first one being after the 21.
456*105 = 45 600 000, that is 456 followed by 5 zeros.
Count the zeros. 5 zeros = 105
5 if you write it out. only 1 if you write it as " 1 x 105 " .
5.3 X 105 ============the zeros are superfluous
6.048 X 105 ========= The zeros are superfluous
5 x 21 = 105
300000000 (8 zeros) = 300,000,000 m = 3.0 x 108 m = 3.0 x 105 km
105
How many times does 15 go into 105
105 meters = ~344.5 feet
105 ÷ 12 = 8.75
There are exactly 105 yards in 105 yards with no inches left over.