Class VII,Maths

1. Multiple choice questions                       (4×½=2)

a) 99 X 0 X (-99) is equal to

     (i) 99, (ii) -99,  (iii) 0,  (iv) 9801

b) The product of five negative integer is

     (i) a +ve integer,  (ii) a –ve integer,

   (iii) either a +ve or a –ve integer  (iv) None of these

c) (-1) X (-1) X (-1) X (-1) X………..8 times is equal to

     (i) 1, (ii) -1,      (iii)1 or -1,     (iv) None of these

d)   ________ is the smallest negative three digit integer.

    (i) 111, (ii) -100, (iii) 100, (iv) None of these

2. Write down two integers whose       (4×1=4)

i. Sum is -9

ii. Difference is -6

iii. Sum is 0

iv.  Multiplication is -21                  

3.  Write the proper property name (4×1=4)

i. 0+ (-28) = -28 = (-28)+0    __________________

ii. 3 X (-5)= (-5) X 3                _____________________

iii. 26 X 1 = 1 X 26 =26           ___________________

iv. 4 X (5 - 6) = 4 X 5 – 4 X 6         _______________

4. Two mark question ( Any 5)            (5×2=10)

i)  Find the product by using suitable properties, (-30) X 110

ii)  What is commutative property under addition; give a suitable example of it?

iii)  What is Additive Identity & Additive Inverse?

iv)  (-7) X [7-(-3)] = [(-7) X 7]- [(-7) X (-3)], check its LHS is equal to  RHS or not?

v)  What is closure property under addition & subtraction.

vi) Write about Associative property?

5. Activity (10)

6. Slip Test (10)

7. CW/HW (10)