Sum of -7, -5 and
-1 is……….
a) 13
b) 11
c) – 13
d) – 4
Solution:(-7) + (-5) + (-1) =–13
If we add two integers with negative signs, the sum will be……..
a) positive
b) negative
c) non sign
Explanation:(–) + (–) = –
……..– (+4) = (-7)
a) 3
b) -3
c) 11
d) -11
(-9) + …….+ (- 2) = -16
a) -5
b) 5
c) 9
d) -9
The difference of two integers is +34. If minuend is -23. Find the subtrahend.
a) 25
b) -25
c) -57
d) 57
Solution: 57 – 23 =34
An elevator goes down 5 floors from the ground floor. Then it goes up 2 floors. What floor is the elevator on now?
a) 2
b) 3
c) 5
d) 7
Solution:Goes down=5 floor
goes up = 2 floor
