Fill in the numbers according to the rules: 1,1,2,3,5,8, (), () what should be filled in the brackets
1,1,2,3,5,8,(13 ),( 21)
A number multiplied by 19 is less than 600. What is the maximum number
This number is X
19*x<600
x<31.5
The maximum is 31
Minus one fourteenth times one nineteenth plus thirteen fourteenth times brackets minus one nineteenth
According to 19 × 18 = 342, fill in the appropriate number in the brackets below. 3.42 = () × () = () × ()
1.9;1.8;19;0.18