It represents 8 units
A variable is usually used for that - for example, a single letter that represents the unknown quantity.
The 9 in 879 represents nine ones or nine units
+4 and -4 both do.
direction
a variable
It represents 8 units
A variable is usually used for that - for example, a single letter that represents the unknown quantity.
Since the 8 is in the units column, the 8 simply represents 8 units or 8.
It represents 7 ones or 7 units
Variable
The 5 in the number 45.37 represents 5 units.
The digit 3 in the number 3.026 represents three units.
The 9 in 879 represents nine ones or nine units
+4 and -4 both do.
The digit 6 in the number 36.5 represents 6 units, or just 6.
UNITS