① Arithmetic calculator-can perform simple four arithmetic operations such as addition, subtraction, multiplication, and division, also known as simple calculator. They are generally physical calculators. ②Scientific calculator-can perform operations such as power, square root, exponent, logarithm, trigonometric function, statistics, etc. It is also called a function calculator. It can be software or physical objects. ③Programmer’s…
1. Look at the speed The calculation speed of the calculator must be fast. It is also necessary to ensure that the number cannot be wrong. 2. Flexible buttons The calculator must be pressed to get the number, otherwise it will be very troublesome. 3. The screen is clear and there is no trace The…
①The display is dim or bright and dark after turning on. First, measure whether the voltage of the battery used is normal. If it is normal, you can further check whether the battery spring pressure is sufficient and whether the contact is good. If there is any problem, you can stretch the spring or use…
1. Use a calculator to calculate (elementary calculations can be completed). 2. Use a calculator to estimate. If you use rational numbers to approximate irrational numbers in the eighth grade, you need to use a calculator to approximate the irrational numbers with rational numbers. In the second volume of the ninth grade, it is faster…
We often use calculators in our life and study, so do you know what issues should be considered when buying a calculator? Let’s take a look at it together. 1. Choose according to the usage scenario The same kind of calculators are suitable for different scenarios. For example, calculators used for teaching are mostly advanced…
Specification: Name : Folding Caculator Material: LCD ABS Color: As picture or other Size: 160mm x 78mm x 12mm Battery: Button Battery Weight 120g Type Folding Calculator Advantages: Eco-friendly,Reusable,Softness,No-toxic to human ect. MOQ: 50pcs Deilvery Time: 5-30 Days after receiving payment (Depends on quantity,Custom style) Factory: Yes Feature: Folding ultra-thin Dual-use…
Specification: Name : Scientific Caculator Material: ABS/Other Color: As picture or other Size: 14.1*12.3*2.55CM Battery: Ordinary dry battery Weight 140g Type Scientific Calculator Advantages: Eco-friendly,Reusable,Softness,No-toxic to human ect. MOQ: 50pcs Deilvery Time: 5-30 Days after receiving payment (Depends on quantity,Custom style) Factory: Yes Feature: 12-digit display, Ordinary dry battery High quality Cheap price Scientific calculator…
Specification: Name : Mini Caculator Material: ABS Color: As picture or other Size: 9X5.5X0.3CM Battery: Solar Weight 34g Type Arithmetic calculator Advantages: Eco-friendly,Reusable,Softness,No-toxic to human ect. MOQ: 50pcs Deilvery Time: 5-30 Days after receiving payment (Depends on quantity,Custom style) Factory: Yes Feature: Mini and portable and cute Calculations in the form…
Specification: Name : Mini Caculator Material: ABS Color: As picture or other Size: 8.3*11.6cm Battery: Button battery Weight 60g Type Arithmetic calculator Advantages: Eco-friendly,Reusable,Softness,No-toxic to human ect. MOQ: 50pcs Deilvery Time: 5-30 Days after receiving payment (Depends on quantity,Custom style) Factory: Yes Feature: Mini and portable and cute Calculations in the form of software…
Specification: Name : Mini Caculator Material: ABS Color: As picture or other Size: 15.5X10X2.8cm Battery: Button battery Weight 110g Type Arithmetic calculator Advantages: Eco-friendly,Reusable,Softness,No-toxic to human ect. MOQ: 50pcs Deilvery Time: 5-30 Days after receiving payment (Depends on quantity,Custom style) Factory: Yes Feature: Mini and portable and cute Calculations in the form of software…
