a×b=800,如果a和b同时除以10,那么积是______.
根据积的变规律,积是:
800÷(10×10)
=800÷100,
=8.
故答案为:8.
You should read the ______in the car repair manual(手册)carefully before you start.
A.instructions
B.instruction
C.introductions
D.explanations
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