It is 623*10 = 6230
When writing a numerical value you use the standard numerical unit. There is the use of number placement, ones, tens, hundreds and there is the decimal points and comma to give numerical value.
17 tens = (10 + 7) tens = 10 tens + 7 tens = 1 hundred + 7 tens.
170
hundreds,tens,units
111 ones = 111 1 hundred = 100 11 tens = 110 Total: 321
321
The answer is 383
The numerical value represented on the abacus depends on the position of the beads. Each column on the abacus represents a place value, ranging from units to thousands. By moving beads up or down within each column, different numerical values can be represented.
It is worth 300.
The tens value is zero, so it rounds down, giving 400.
six hundred tens = 60,000 or sixty thousand.
10x10=100Ten tens make one-hundred.