Question

answer my questions please 7std questions for my sister answer please​

Answer 1

Step-by-step explanation:

8. a. 13×19=247

b. 16×0=0

c. 0×24=0

D. -13×5= -65

e. -12×-13=156

f. 15×-16=-240

please mark me as brainlist

Answer 2

Answer:

hey mate

Step-by-step explanation:

QUES- STATE TRUE AND FALSE

(a) (-9)+0=0

= -9=0

= false

(b) -5-0=5

=zero is neither negative nor positive

= -5=0

= false

(c)-3-0=-3

= -3=-3

= true

(d)-7+0=7

= -7=7

= false

(e)-1+1=0

both cancelled

hence ,true

(f) -1-1=-2

= true

QUES-2 - MULTIPLY THE FOLLOWING .....

(a) 13×19

= 247

(b) 16× 0

= 0

(c)0×24

= 0

(d)-31×5

=155

(e)-12×-13

= 156

(f) 15×-16

= -240

HOPE IT HELPED YOUR SISTER