How about 127k calculator?

Convenient, fast and accurate.

1 and 127k calculators can complete various mathematical operations quickly, which is much faster than manual calculation. But also very convenient to carry around and provide real-time calculation at any time.

2. 127k calculator can complete high-precision calculation and carry out difficult mathematical calculation. The result is very accurate, and there will be no calculation error in manual calculation.

More than 80 points in the fourth grade, is it suitable for the middle level?

Simple mathematics

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Number of Mathematics Department of Tianjin University 202 1

I want to know which knowledge points are often mixed with the mathematical series of the college entrance examination. Or which knowledge points are often mixed with the usual series of questions?

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What's the use of mathematics?

How to calculate the number on the water meter? How much is a ton of water?