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Maths CBSE Live product
Class 7 (2025-26)
Number Play
Annual Revision III - Number play
2.
Express the parity
Question:
4
m.
Express the parity of the following equation without doing regular calculation.
(i)
93
\(-\)
57
\(=\)
Odd number
Even number
Odd \(-\) Even \(=\) Even
Even \(-\) Even \(=\) Even
Odd \(-\) Odd \(=\) Even
Even \(-\) Odd \(=\) Odd
(ii)
352
\(-\)
121
\(=\)
Odd number
Even number
Even \(-\) Even \(=\) Even
Odd \(-\) Even \(=\) Even
Even \(-\) Odd \(=\) Odd
Odd \(-\) Odd \(=\) Even
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