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What is the unit digit in the product of 853 * 1346 * 452 * 226?
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4 5 8 6 |
6 |
In order to calculate unit digit, we need not multiply the entire number. All we need to do is just multiply the unit digit i.e. 3 x 6 x 2 x 6 = 216 i.e. 6 is the unit digit of the entire product. |
