To solve this expression, we first find one third of 21 by dividing 21 by 3, which equals 7. Then we double 7 to get 14. Finally, subtracting 3 from 14 gives us the final answer of 11. Therefore, you are 11.
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one quarter is less than one third
negative fourth fifths is less than negative one-third
2/5
Yes, 1/4th is less then 1/3rd.
Less than. 1/3 is 0.33333333 (the 3 repeats)