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| 1. |
EASY
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Find the missing number in the equation: \( 100 + \_\_\_ = 500\)
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| 2. |
MEDIUM
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Find the missing number in the equation: \(543- \_\_\_=123\)
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| 3. |
MEDIUM
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Find the missing number in the equation: \(343 + \_\_\_ = 976\)
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| 4. |
HARD
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Find the missing value: \( 234 + 122 - 345 + \_\_\_ = 431 \)
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| 5. |
HARD
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Simon was playing a game called the "Lemonade Stand". He started off with a certain amount of money. He earned $300 on the first day. On the second day, he spent $143 on ingredients and earned $180. At the end of the second day, Simon had $415. How much money did he start off with?
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