Question

Class 7
*MATHEMATICS*

*1. Solve the following:*
a) 45 - 87
b) - 64 - 32
c) 71 - 48
d) -99 + 19
e) 67 + 33

*2. Simplify the following:*
a) 23 - (-34)
b) 55 + (-75)
c) -33 - (+64)
d) - 76 - ( - 95)
e) 67 - (-23)

*3. Simplify:*
200 + (-150) - ( +100) - (-50)​

Answer 1

1

a. 45-87 = -42

b-64-32= -96

c.71-48=23

d.-99+19= -80

e.67+33=100

2.

a.23-(-34)=57

b.55+(-75)= -20

c.-33-(+64)= -102

d. -76-(-95)=19

e.67-(-23)=90

3.

a. 200+(-150)-(100)-(-50)

= 50 - 50

= 0

HOPE you understand and like

Answer 2

d)200+(-150)(-100)-(-50)

200-150 (-100)-(-50)

50 -100 -(-50)

-50 +50

=0

these are your answesrs hope it helps you