\[\boxed{\text{221\ (221).\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[23\ 000 + 25 = 23\ 025\]
\[18\ 000 + 350 = 18\ 350\]
\[37\ 000 + 480 = 37\ 480\]
\[7050 - 7000 = 50\]
\[6080 - 6000 = 80\]
\[8090 - 8040 = 50\]
\[69\ 875 - 800 - 70 = 69\ 005\]
\[43\ 546 - 40\ 000 - 40 =\]
\[= 35\ 0006\]
\[93\ 648 - 3000 - 8 = 90\ 640\]