647  WhatPercent
Absolute Difference | Left - Right | 1

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50% of what is 15? 7% of what is 21?

 

( 30 )  | 270 |  ( 300 )

 
90% of what is 72? 20% of what is 8?

 

(     )   |       |  (     )

 
50% of what is 4? 70% of what is 42?

 

(     )   |       |  (     )

 
70% of what is 2.1? 80% of what is 24?

 

(     )   |       |  (     )

 
60% of what is 48? 1% of what is 2?

 

(     )   |       |  (     )

 
10% of what is 0.6? 40% of what is 160?

 

(     )   |       |  (     )

 
10% of what is 0.2? 1% of what is 9?

 

(     )   |       |  (     )

 
10% of what is 40? 9% of what is 4.5?

 

(     )   |       |  (     )

 
5% of what is 1.5? 50% of what is 20?

 

(     )   |       |  (     )

 
 

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WhatPercent 647   270 40 52 27 120 394 898 350 10 [[ 2161 ]]