mathsman
MBOW SOSH #9
d. November, YaNAO
Map.
We begin our journey through the land of mathematics. Before going to this country, we will get to the station "PROCENTY" and buy a ticket to the station "Historical".
Station "PROCIENTS"
1 mission:The ticket price is 5% of all the money we have. How much does a ticket cost if we have 500 rubles?
В – 500р. – 100% 500 : 100 5 = 25 р.
B - R. - 5%
How much do you have to pay for the whole class to travel?
Station "Historical"
KN. Behind the Pages of a Mathematics Textbook (pp. 12, 20, 24)
So, we visited the station "Historical", learned about the history of numbers, numbers and decimal systems. And now we go to the station "Known and Unknown".
The station "Known and Unknown"
Residents of the flower town asked Znaika and Neznaika to calculate the meaning of the expression
7.4 * 14.3 - p * 14.3 if p = 6.4
The clueless one decided this:
(1) (2) (3)?
He looked closely and immediately wrote down the answer. How much did he do and how did he think?
Neznaika wanted to surprise everyone with his results, but made mistakes. Help Neznaika fix them.
1) 137 (2) 7.34 (3) 705.6 (4) 7056
* 204 * 60 * 8 * 8 * 8
+548 44.04 604.8 57348
274
3288
We're moving on.
Logical Station
1. Instead of points, put the desired number:
2. There are 9 identical records, but one of them is lighter. Find this record with two weights on two cups without weights.
We traveled and returned to the station.
Field of Miracles Station
а |
в |
д |
е |
и |
к |
м |
о |
п |
р |
т |
у |
я |
4.29 |
3.16 |
4.81 |
9.38. |
13.94 |
10.5 |
1.02. |
16 |
2.21. |
26.05 |
6.06 |
21.48. |
2.9 |
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