8.4 except 0.56= It's better to be vertical

It's 15

RELATED INFORMATIONS

1. 56×-4+8
2. How many parts is 1 / 3 × 3.14 × 16 × 5 Want to simplify ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~!!!!!!!!!!!
3. Three out of seven is what part of five out of fourteen? It's a matter of formula
4. Five out of seven tons can be regarded as a fraction of a few tons or a fraction of a few tons
5. 14880952381 is a fraction It's too hard. Make it simple
6. What fraction of 56 is 7? Determinant!
7. 56 out of 64 = 7 out of 64
8. It is known that the radius ratio of the two circles is 3:5, and the difference between the circumference of the two circles is 12.56 decimeters
9. The sum of the radii of the two circles is 3 decimeters, and the circumference of the known great circle is 12.56 decimeters, What is the ratio of the area of the big circle to that of the small circle?
10. The sum of the radii of the two circles is 3 decimeters. It is known that the perimeter of the big circle is 12.56, so what is the radius of the small circle?
11. How about 14.56-6.56 * 0.25 / 2.5
12. 56×（）＝14
13. How many degrees is 40 degrees and 43 minutes?
14. How many degrees is 40 degrees, 25 minutes and 18 seconds? How many degrees is 38.42 degrees, how many minutes and seconds? It must be accurate and correct. Don't rush to the house
15. When is frequency equal to probability For example, if it gives you three sets of data with the same content and calculates that there are three different frequencies, then the probability of the data will eventually be solved
16. The average score of Xiaolan's three subjects is 93 points. If the math score is not included, the average score of the two subjects is 1 point lower than the average score of the three subjects. How much is Xiaolan's math score?
17. It is known that f (x) is an odd function whose domain is r, and f (1) = 2, f (0) x f (1) =?
18. When someone reads a 252 page novel, 5 / 7 of the pages he has read is equal to 5 / 2 of the pages he has not read. Ask him how many pages he has read
19. How much is 12 * 45?
20. How much is one sixth + one twelfth + one twentieth + one thirtieth +. + one ninetieth