Find the unit's digit in the product (2467)163 x (341)72.
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digit at the unit place is 2
just multiply unit place of each
7×3×1×2 =42
hence 2 at unit place
(this is valid for unit place only)
just multiply unit place of each
7×3×1×2 =42
hence 2 at unit place
(this is valid for unit place only)
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