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What is the value of 1 – 3 + 5 – 7 + 9 – 11 + . . . + 97 – 99 + 101?
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Weekly problems for middle school students ready for a challenge. These puzzles enhance logical thinking and make math exciting and rewarding.
What is the value of 1 – 3 + 5 – 7 + 9 – 11 + . . . + 97 – 99 + 101?
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