METRIC MEASURES Metric measures refer to the concepts relating to the meters or measurements. It relates to the measurement of distance, mass and capacity. We use these measures in daily life when we say 500m to Allahabad, 30cm Ruler, 1kg Mangoes, etc. In this chapter we will learn about: Units of length, mass and capacity […]
Measurement of Length We measure small lengths in cm and mm and large lengths (i.e. distances) in m and km. Standard unit of length is ‘Meter’ which is written in short as ‘m’. 1 m length is divided into 100 equal divisions. Each division is known as centimetre and written as ‘cm’. Therefore, 1 m = 100 […]
Temperature Till now we have learned various types of measurements such length, weight, Temperature capacity and time. But none of these measurements can be used to find how hot or cold any object is. Temperature is another important aspect we refer to in our daily lives. It tells us about the degree of hotness or coldness […]
TEMPERATURE Temperature is a very common term that we use in our daily life directly or indirectly whenever we say that today’s temperature is too high or the ice-cream is too cold or while we measure our body temperature. In this chapter we will learn about different scales of measuring temperature and conversion of one scale […]
We often use the following phrases- classroom time table break time time of each period time to go to school school over time time to sleep time to go to play The common thing that we can see here is the word ‘time’. Let us learn more about the application of time. We already […]
Profit & Loss We often come across these newspaper headlines- Company X shut down because of a heavy loss Film XYZ released last week made a huge profit on the first day of its release. What do they signify? What is meant by profit and loss? Profit is a monetary gain earned from […]
TIME Time is a vital concept of our life as nothing is more valuable than time. Though it is an easy chapter, we will learn- 24-hour clock time vs 12-hour clock time; The units of time and conversion from one unit to another; Time duration and addition and subtraction of time.
BILL of Purchase a.k.a “BILL”: Sometimes we go to the market to buy various items like potatoes, fruits, vegetables, clothes etc. in different quantity. The shopkeeper gives us articles and we make the payment to him of the total cost of these articles. The shopkeeper keeps a record of the articles we purchase. Whenever we buy something, the […]
AVERAGE We often use the term ‘averages’ in places like ‘the average height of the students in my class is 132cm’, ‘In the last exam, my average marks were 92’, ‘the average attendance of class in January was 52 students out of 60’ and so on. In this chapter, we will understand the meaning of […]
Percentages We often hear “Flat 40% off”, “Loan at 10% interest rate”, “Secured 90% in exams” and so on. But what does “%” mean? In this chapter we will understand percentages and learn how calculating percentages can help us in daily life. After this chapter we will be able to : express fractions as percentages and vice versa; express one […]