1. "(698,706/2)+79,017=?"
  "428,371"
  "429,369"
  "428,370"
  "429,376"
  "430,456"

2. "(1,111+7,777)-2,911=?"
  "5,977"
  "5,907"
  "5,900"
  "5,978"
  "5,970"

3. "(3,296+7,506)+(7,309+2,508)=?"
  "20,620"
  "20,618"
  "20,617"
  "20,621"
  "20,619"

4. "(63,690/5)+(70*230)=?"
  "28,697"
  "28,838"
  "28,469"
  "28,849"
  "28,647"

5. "(7,912/2)+(369+7,069)=?"
  "11,394"
  "11,390"
  "11,395"
  "11,393"
  "11,392"

6. "(7,392+3,011)+220=?"
  "10,624"
  "10,698"
  "10,623"
  "10,674"
  "10,658"

7. "(29,102+11,135)-20,701=?"
  "19,538"
  "19,536"
  "19,537"
  "19,539"
  "19,541"

8. "(98,760+178,990)+176,702=?"
  "450,542"
  "454,452"
  "454,002"
  "454,402"
  "454,450"

9. "(2,795-1,462)+2,702=?"
  "4,035"
  "4,000"
  "4,005"
  "4,030"
  "4,036"

10. "(234,567-123,456)+369=?"
  "111,400"
  "111,080"
  "111,480"
  "111,000"
  "111,008"