Integer Operations Quiz

In addition of integers with the same sign, add their absolute values then copy the common sign.

• TRUE

• FALSE

In adding two integers with different signs, subtract the numbers then copy the sign of the integer with the higher absolute value.

• TRUE

• FALSE

Given (+17) - (-15), +17 is called the subtrahend.

• TRUE

• FALSE

(+12) - (-10) = 22

• TRUE

• FALSE

The answer to (-36) + (+20) is -16.

• TRUE

• FALSE

In (+5) + (-31), what do we call (+5) and (-31)?

• addends

• factors

• exponents

Which of the following expressions will result to -30 when simplified?

• A. (-16) + (-14)

• b. (16) + (-14)

The average temperature in the Arctic region is - 30º F. The average temperature in the Sahara Desert is 120º F. How much warmer is the average temperature in the Sahara Desert than in the Arctic region?

• A. 150º F

• B. 140º F

• C. 130º F

In (+30) - (24), what is the opposite of the given subtrahend?

• A. -24

• B +24

• c. -30

• D. +30

Which of the following expressions will result to -15 when simplified?

• A. (+7) - (+8)

• B. (-7) - (+8)

• C. (-7)-(-8)