{
  "rubric": "Fill in the blanks.",
  "attempts": "2",
  "case_sense": "0",
  "Questions": [
    [
      "1.\tTo find the total number of students in 5 classes with 48 students in each class, we use __________ .",
      "multiplication"
    ],
    [
      "2.\t45,678 + 23,456 = __________.",
      "69,134"
    ],
    [
      "3.\t90,000 − 45,500 = __________.",
      "44,500"
    ],
    [
      "4.\t2,345 × 10 = __________.",
      "23,450"
    ],
    [
      "5.\tIf 8,400 chocolates are packed equally into 7 boxes, each box will have __________ chocolates.",
      "1,200"
    ]
  ]
}