easy Set 8 Unknown

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            "question": "A jar had 12 marbles. Tom took out 9 marbles. How many marbles are left in the jar?",
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            "question": "A bus had 4 passengers. 1 passengers got off at the next stop. How many passengers are still on the bus?",
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            "question": "Sam had 15 stickers. He gave 8 to his friend. How many stickers does Sam have now?",
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            "question": "Sam had 9 stickers. He gave 6 to his friend. How many stickers does Sam have now?",
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            "question": "There were 4 pencils in the box. The teacher handed out 1. How many pencils are left in the box?",
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            "question": "Sam had 19 stickers. He gave 12 to his friend. How many stickers does Sam have now?",
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            "question": "A jar had 15 marbles. Tom took out 14 marbles. How many marbles are left in the jar?",
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            "type": "word-problem",
            "operation": "subtraction",
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            "question": "Sam had 7 stickers. He gave 3 to his friend. How many stickers does Sam have now?",
            "answer": 4,
            "correctAnswer": 4
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            "id": 13,
            "type": "word-problem",
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            "difficulty": "easy",
            "question": "A bus had 9 passengers. 7 passengers got off at the next stop. How many passengers are still on the bus?",
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            "question": "Sam had 13 stickers. He gave 5 to his friend. How many stickers does Sam have now?",
            "answer": 8,
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            "difficulty": "easy",
            "question": "12 leaves were on the tree. 3 leaves fell off. How many leaves are still on the tree?",
            "answer": 9,
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