. In addition and subtraction of two integers, sign of the answer depends upon ______.
A. the smaller number B. their sum
C. their difference D. the greater absolute value
2. The sum of two negative numbers is always __________.
A. positive B. negative C. 0 D. 1
3.The sum of two positive numbers is always __________.
A. positive B. negative C. 0 D. 1
4. The sum of +28 and +43 is ___________.
A. +71 B. -71 C. +15 D. -15
5. Which of the following statement is false?
A. +7 + -4 = +3 B. -9 - +3 = -12
C. -8 - -10 = +2 D. -15 + -3 = -12
6. In dividing a negative integer by another negative integer the quotient will always be
A. negative B. positive
C. Either positive or negative D. 1
7. The product of two negative integers is ____________.
A. always negative B. always positive
C. Either positive or negative D. 0
8. What is the quotient of -420 and +15?
A. -18 B. +18 C. -28 D. +28
9. What is the product of -12 and -15?
A. +150 B. -150 C. +180 D. -180
10. What is N in +49 - -25 = N?
A. -74 B. +74 C. +24 D. -24