{
"rubric":"Fill in the blank.",
"attempts":"2",
"case_sense":"1",
  "Questions":[
    ["Q1 5 + _____ = 9 ","4"],
    ["Q2 6 + 3 = _____ ","9"],
    ["Q3 62 + _____ = 65 ","3"],
    ["Q4 _____ - 2 = 6 ","8"],
    ["Q5  97 - 97 = _____ ","0"]
 
  ]
}