200•200+100-1000•1= 40,000 + 100 - 10,00= 40,100 - 10,00= 30,100
Therefore, 200•200+100-1000•10 = 30,100.
200•200+100-1000•1
= 40,000 + 100 - 10,00
= 40,100 - 10,00
= 30,100
Therefore, 200•200+100-1000•10 = 30,100.