Question

Methods to quickly compute percentages

score 32 · Answer 1 · 2015-03-22 19:37:09

32

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Methods to quickly compute percentages

Published on 22 Mar 2015 - 19:37

score 8.3k · Answer 2 · 2015-03-22 22:58:18

8.3k

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What is the sum of the first 4 terms of the arithmetic sequence in which the 6th term is 8 and the 10th term is 13?

Published on 22 Mar 2015 - 22:58

score 283 · Answer 3 · 2026-04-06 15:20:53

283

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Simplifying $\scriptsize\sqrt{2+\sqrt{2}} + \sqrt{2+\sqrt{2+\sqrt{2}}} + \sqrt{2+\sqrt{2+\sqrt{2+\sqrt{2}}}} + \sqrt{2-\sqrt{2+\sqrt{2+\sqrt{2}}}}$

Published on 06 Apr 2026 - 15:20

score 81 · Answer 4 · 2015-03-23 06:01:28

81

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Can I have a trailing dot at the end of a number?

Published on 23 Mar 2015 - 6:01

score 87 · Answer 5 · 2015-03-23 09:29:07

87

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Fraction - to be or not to be?

Published on 23 Mar 2015 - 9:29

score 1.6k · Answer 6 · 2026-03-30 15:09:45

1.6k

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Repeating Decimal in different base

Published on 30 Mar 2026 - 15:09

score 52.7k · Answer 7 · 2015-03-24 02:38:29

52.7k

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Evaluating $6^2\div 2(3)+4$: is the answer $10$ or $58$?

Published on 24 Mar 2015 - 2:38

score 862 · Answer 8 · 2015-03-24 12:15:29

862

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significant figures in a product

Published on 24 Mar 2015 - 12:15

score 149 · Answer 9 · 2026-04-08 05:38:55

149

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Dividing fractions

Published on 08 Apr 2026 - 5:38

score 678 · Answer 10 · 2026-04-09 10:05:25

678

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Two minus signs make a plus

Published on 09 Apr 2026 - 10:05

score 54 · Answer 11 · 2026-03-31 18:53:33

54

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The smallest prime factor with a set of digits

Published on 31 Mar 2026 - 18:53

score 252 · Answer 12 · 2015-03-24 22:18:35

252

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Calculate ideal value from graph

Published on 24 Mar 2015 - 22:18

score 30 · Answer 13 · 2026-04-09 09:40:43

30

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How to analytically find these rounding issues

Published on 09 Apr 2026 - 9:40

score 217 · Answer 14 · 2015-03-26 01:12:23

217

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Find prime numbers $p,q$ such that: $pq| p^p+q^q+1$

Published on 26 Mar 2015 - 1:12

score 2.5k · Answer 15 · 2026-04-08 17:09:34

2.5k

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Is it possible to split a division problem into parts, like in multiplication?

Published on 08 Apr 2026 - 17:09

List Question

Methods to quickly compute percentages

What is the sum of the first 4 terms of the arithmetic sequence in which the 6th term is 8 and the 10th term is 13?

Simplifying $\scriptsize\sqrt{2+\sqrt{2}} + \sqrt{2+\sqrt{2+\sqrt{2}}} + \sqrt{2+\sqrt{2+\sqrt{2+\sqrt{2}}}} + \sqrt{2-\sqrt{2+\sqrt{2+\sqrt{2}}}}$

Can I have a trailing dot at the end of a number?

Fraction - to be or not to be?

Repeating Decimal in different base

Evaluating $6^2\div 2(3)+4$: is the answer $10$ or $58$?

significant figures in a product

Dividing fractions

Two minus signs make a plus

The smallest prime factor with a set of digits

Calculate ideal value from graph

How to analytically find these rounding issues

Find prime numbers $p,q$ such that: $pq| p^p+q^q+1$

Is it possible to split a division problem into parts, like in multiplication?

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