Identify the equal expressions — task. Mathematics CBSE, Class 7 New.

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1. Which of the following expressions are equal to the expression \(50 - 27 - 3\)?

\(50 - (27 + 3)\)
\(50 + (27 + 3)\)
\(50 - (27 - 3)\)
\((50 - 27) + 3\)

2. Which of the following expressions are equal to the expression \(109 - 38 + 52 - 25\)?

\((109 - 38) + (52 - 25)\)
\((109 - 38) - (52 - 25)\)
\(109 - (38 + 52) - 25\)
\((109 - 38) - (52 + 25)\)

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