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Find the answer to the fifth grade math problem
A lot! I'm not afraid of trouble, you have to give points!

Note: * is multiplication,/is division,+is addition,-is subtraction, and x is X.

1、(0. 12* 100*8-0. 12* 100*6)/ 10

2.( 1) Solution: Let the side length of the bottom surface be xcm.

4*2x+8x=48

② the square of {48/(2+1)/8} * {48/(2+1)/8 * 2}

(3) (the perimeter of the bottom is 2 )2*4*(2*2)+2*2*2.

3. Volume: 12*4*4 Surface area: (4 * 4 * 12+ 12 * 4) * 2.

4、 125/(0.25*4)

5、2 1

— - —

3 12

Step 6 do the math yourself

7、4000/2/580 4000/2/580

8、 10/25 10/30

9、36/(4- 1)

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36/(4- 1)*4

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