How to do questions 4, 6, 7 and 8 on page 38 of the seventh grade math book? ! (People's Education Press)
Wow! ! It's all arithmetic. You are too cruel. Let me tell you the answer.
7,( 1)24
(2)-2 10
(3)-3.2
(4) 100
(5)-4/3
(6)-33/28
(7)0
(8)- 1 1
8, ( 1)-243
(2)4 1。 seven