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Six mathematics Huanggang small champion classification special review volume (6) answers
I made this paper myself, and the teacher posted my paper on the blackboard of our class, hoping that the landlord would adopt it.

① 2004: 226, 396, 733, 839

2009:303、462、780、986

② 1) table tennis group and chess group

2) Table tennis group and chess group

③ 1)7、 1、 12、7、9、 1、27.8

2) The main difference is (one is in the northern hemisphere and the other is in the southern hemisphere, so the temperature is different)

1)① There are 29 people in each class.

② Boys are 50% more than girls.

③ Girls are 6.8% less than boys.

2)①9、 16、 15 1

②20.6%

③ Answer: The number of gold medals increased in September ~ 165438+ 10, decreased in June ~1~ 65438+2, and increased in June.

④ Answer: I found in 1 that the number of gold medals in each session of China is more than that in Japan; It was found that the ninth session and Japan won 1 18 gold medals.

3) A: Game B, because the audience who sang B remained the same from the opening to the exit.

Answer: February is the worst and June is the best.

② Answer: 1 The best, and the worst in June.

March is the closest.

A: taller than children of the same age.

2 answer: heavier than children of the same age.

Answer: Yes, but I am overweight, so I should strengthen physical exercise.

May ② A: May is bigger.

(3) Answer: A market rose from 1 to May and fell from May to June; B city1~ continued to rise from June.

④ Answer: More than B city 100%.

⑤ In January, what percentage was A more than B?

(20-5)÷5

= 15÷5

=300%

A: 300% more than B.

Select questions ①, ②, ②, ④.

②4

③46、69