Question

8. Find the value of
(a) 2 + (-3) + 4 + (-5) + 6
(b) 1 + (-2) + ) + (7)
(c) (-5) + (10) + (-5) + (-10) + (20)
(d) (-7) + (-8) + (9) + (10).​

Answer 1

Answer:

a) 2 + (-3) + 4 + (-5) + 6 = 2-3-5+6 = -6 + 6 = 0

(b) 1 + (-2) + ) + (7) = 1 - 2 + 7 = -1 + 7 = 6

(c) (-5) + (10) + (-5) + (-10) + (20) = -5+10-5-10+20

= + 10

(d) (-7) + (-8) + (9) + (10). = -7 -8 + 9 + 10 = -15 + 19= 4

Answer 2

Answer:

Using BODMAS

a) -16

b) incomplete question

c) 10

d) 4