They will （ ） on teaching the basics of reading, writing and arithmetic.

The boy has a nimble mind and is good at arithmetic. In the sentence “nimble” means ______.

The smaller the spread of scores around the arithmetic mean,

Which of the following is not an arithmetic operator? ( ) A: - B: + C: . D: %

The greater the absolute number of weights, the greater the effect on the arithmetic mean. ( )

The two components of the central processing unit () are the arithmetic/logic unit and the control unit.()

_____ a mistake in a computer's arithmetic is impossible. A: For there be B: There to be C: For there being D: There being

In polynomial coding, arithmetic operations of polynomials have carry in addition and borrow in subtraction.

The outstanding feature of "Political Arithmetic" in writing is ( ) A: Compared with Britain, Holland and France in many aspects B: Use numbers, measurements, and dimensions to illustrate the problem C: Serving the British colonial strategy D: It is the representative work of political arithmetic school

What arithmetic operators cannot be used with strings? ( ) A: + B: – C: * D: All of the mentioned