Question

1. Learn and write tables and Squares from 2 to 20

2. Learn and write Cubes from 1 to 20.

3. Explain the following terms with example.

- Integers

- Properties of Integers (Distributive, associative, Multiplicative)

- Write Basic five unit of conversion. (e.g. gm to Kg, Minute to seconds….)

4. Simply 65 ÷ (-13) + (-72) ÷ (-8)

5.Product of two integers is -437. If one integer is 23, find the other.

6. A shopkeeper earns a profit of Rs. 1 by selling a pencil and a loss of 20 paisa by

selling an eraser.

- In a given day he had a loss of Rs. 10. On this day, he sold 35 pencils.

How many erasers were sold on this day.

- Next day, he earns a profit of Rs. 25. On this day he sold 100 erasers.

How many pencils did he sell.

7. Simplify: (i) 5-{3-[2-(2 x (-3)+1)+(3-5)]} (ii) 7-[6-{5+(1-3+4}]8. Seeing the poor and under privileged children in the neighborhood, a resident of

Bharat Nagar decided to distribute 1 shawl and 1 blanket during winter to every

needy person. The cost of shawl is Rs. 350 and cost of a blanket is Rs. 650.

(i) find the total number of shawls and blankets distributed if there are 82

houses contributing Rs. 500 each.

(ii) What value do you learn from this situation? (Ans: 41 shawls, 41

blankets)

9. Using suitable property evaluate the following: -

(i) 8 x 53 x (-125)

(ii) 26 x (-48) + (-48) x (-36)

(iii) 15 x (-25) x (-4) x (-10)

10. Divide (- 125) by 25 and then add the quotient to the product of (- 30) and (- 3) .

11. Given that a = (-10), b = 7 and c = (-3), verify that addition is commutative and

associative. Also show that subtraction is neither commutative nor associative.

12. What should be divided by (-7) to obtain 12?

13 Subtract:

I (- 66) from (-34)

II 318 from 0

III - 76 from 0

IV -56 from 144

V-153 from -240

14. Fill in the missing no. in magic square 1. Sum is 50 2. Sum Is 34



15. Practice solved and unsolved word problems from the textbook.

16.

Dear Students

Try reading and analyzing the data from your surroundings. Explore the pictures,

find the mathematical facts hidden and interpret the data using logical reasoning.

Let’s take one such example:

The chart below shows the types of vehicles, by percentage, in a large apartment

compound from 2011 to 2013.

For example, in 2011, 15% of the total vehicles in the apartment compound were

jeeps. The chart below shows the types of vehicles, by percentage, in a large

apartment compound from 2011 to 2013.

For example, in 2011, 15% of the total vehicles in the apartment compound were

jeeps.i) What is the difference in the percentage of Motorbikes in the apartment

compound

between the year 2011 and the year 2013?

a) 35% b) 25% c) 20% d) 10%

ii) In a particular year, out of total of 200 vehicles in the apartment compound, 90

were cars. Which year was that?

a) 2011 b) 2012 c) 2013 d) none of the year could have 90 cars

iii) Find the difference in the number of scooters in 2012 and 2013, if total

number of vehicles in each of these years is 200.

iv) Which type of vehicle has majority in the apartment compound during these

three years?

1. Write information about 2 mathematicians

2. Make a tangram puzzle Using the following site.​

Answer 1

Answer:

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