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16.04.2020 08:47
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Mathematics is indispensable everywhere in life, and mathematics must be used in grocery shopping, building, and design drawings. In recent years, mathematics teachers have taught us a lot of knowledge, which is indispensable in life. For example, how to use formulas to calculate the area Marlboro Cigarettes, volume, and volume of various figures, you can use the formula to calculate the results. For example, to calculate the area of ??a house, measure its length and width, and then use the formula to calculate it. In the noisy vegetable market, when people buy vegetables, simple calculations play a very important role. Once, my mother and I were buying vegetables in the vegetable market. We saw very fresh tomatoes. My mother went to ask: "Auntie, how much is a pound for this tomato?" The vendor said Newport Cigarettes Coupons, "Five dollars a pound." A few handed over to weigh, and asked: "How much?" The grandmother said: "Two pounds and four two." Mother gave her a Wu Shiyuan banknote, she found her mother forty yuan, at this time, mother I thought about it and said, "Auntie, you are wrong. It should be twelve yuan for two pounds. I will give you fifty. You can only find me when you are thirty-eight." The lady said quickly: "Yes, yes , I miscalculated and found you two more. "After we returned the two to my grandma, my mother said to me," Jiaxin, do you know how I calculated it? "I replied confidently: "I know this: 5 yuan per catty, 10 yuan per catty, then one catty equals ten pairs, one or two equals 0.5 yuan, that is 5 cents, 0.5 yuan x 4 two equals two yuan, ten plus two equals ten. Two pieces, 50-12 = 38. You can also use four tenths, five times equal to two, and then calculate. The math teacher said that the same question can be calculated in different ways but the result Similarly, this question can be calculated in many ways. "" Yes, you are very good! Have you found the importance of the teacher teaching you addition, subtraction, multiplication, and division in our lives? " I nodded quickly. "Seemingly simple calculation is a big problem of profit and loss in our lives. Calculation is very important in your study. You should pay special attention to the accuracy of calculation in the future mokingusacigarettes.com. With more understanding, mathematics in life is really ubiquitous, so I have to study mathematics and understand how to use it flexibly in my life |
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