Arithmetic calculation

The pronunciation of arithmetic is su à n.

First, the order of "calculation"

Skimming, horizontal, dot, skimming, horizontal, dot, vertical, horizontal folding, horizontal, horizontal, horizontal, vertical.

Second, the detailed explanation of "calculation"

1, as a verb: (1) Know. From bamboo, from tools. "Bamboo" is related to calculation and financing, and "equipment" means integrity. Original meaning: calculation (2) speculation; Look forward to (3) counting and acknowledging its validity (4) returning; Belong to; as； It is considered as (5) tax. It also refers to the unit that collects taxes and counts money (6) fortune telling; It's divination

2. As a noun: (1) strategy; Plan (II); Amount (3) "embarrassed". Chip for computing.

"Calculation" example:

1. In ancient times, abacus was an important tool for people to carry out mathematical calculations, which could help people complete complex operations quickly and accurately.

2. The math teacher holds an abacus in his hand and patiently teaches the students how to use the abacus to calculate addition, subtraction, multiplication and division.

3. The abacus put on the table by the vendor is used to calculate the price of goods and ensure the fairness and accuracy of the transaction.

Xiao Ming is very clever. He can see the value on the abacus at a glance and answer the teacher's questions easily.

Grandpa put the bookkeeping book next to the abacus and carefully recorded the income and expenditure figures one by one every day.

6. Housewives use computers to calculate discounts and concessions when shopping, so as to ensure the reasonable arrangement of family expenses.

7. Engineers use electronic abacus to carry out complex calculations, which improves work efficiency and accuracy.

8. When I was a child, I was always fascinated by watching my mother slide abacus beads quickly, but my mental arithmetic results were always accurate.

9. In the office, colleagues borrow abacus from each other to check the data to ensure the accuracy of the report.

10, in the math contest, students hold abacus and operate quickly, racing against time to answer questions.

1 1. Vendors in the market use abacus to calculate the quantity and total price purchased by customers to ensure fairness and transparency of transactions.

12. In math class, the teacher showed students different types of abacus and explained their usage and principle.