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Daily 30 Seconds



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Can you solve 3 mathematical questions in 30 seconds? You might need a pencil and some paper! Click 'start' to see the number you're starting with, and then follow the instructions until you get to the end.



Sep 28 - Easy

+1
÷2
+3
HALVE
−1
×3
−2
×4
−16
?
 

Puzzle Copyright © Kevin Stone

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Sep 28 - Medium

×3/5
×7
−16
DOUBLE
−14
HALVE
+2
×2/7
−1
?
 

Puzzle Copyright © Kevin Stone

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Sep 28 - Hard

+1
×41/3
−4
÷6
×60%
−8
×25%
CUBE
−17
?
 

Puzzle Copyright © Kevin Stone

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Share link: www.brainbashers.com/y0928



Notes



All daily items change at midnight GMT (UTC+0).

I have deliberately chosen not include the answers - but you could use a calculator to see the value at each stage of the calculation.