177 - 77 = 100
Write the general algebraic expression for each using matchstick?
0.0001
3,810
Standard form
You write it out with less digits but will be able to get the same answer. Example: 9(x+3)=9x+27
7,200,000,000
1.025
a cheque
5.55
6,000,054
6,006,000,000
The usual or common way to write a number using digits