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Which rearrangement of 25 − 9 + 4 has the same value?

Class 7Integer Expressions with BracketsIntegers
  • A25 + 4 − 9
  • B25 − 4 − 9
  • C25 − 4 + 9
  • D9 − 25 + 4

Step-by-Step Solution

Each term keeps its own sign when terms are swapped: 25, −9, +4 can be written as 25 + 4 − 9 = 20. The others change a sign, giving −12, 30 and 12.
Answer: A) 25 + 4 − 9

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