ENHANCEMENT ACTIVITY ON THE OPERATION OF INTEGERS
Write your answers on this questionnaire. DO NOT USE ANOTHER SHEET OF PAPER
Name:__________________________________ Section:________________ Score: _____
A. Identification: Direction: Identify the following concepts. Choose your answer from the
choices provided.
Integers
Absolute Value
Addition
Positive numbers
Subtrahend
Subtract
Minuend
Neutral
Add
Negative
Negative numbers
Positive
_________________1. These are integers at the right of zero in the number line.
_________________2. These are integers at the left of zero in the number line.
_________________3. In adding integers, _______ the integers with the same signs and
copy their signs.
_________________4. In adding integers, _______ the integers with different signs and
copy the sign of the greater absolute value.
_________________5. These are the number of units of a number from zero.
_________________6. In subtracting integers, change the subtraction sign to ____ sign.
_________________7. In subtracting integers, change the sign of the second integer. The
second integer is also called the ______.
_________________8. In subtracting integers, after changing the signs of the operation and
the second integer, proceed to _____ of integers.
_________________9. Zero has no signs. It is ____.
_________________10. These are numbers consisting of zero, positive numbers and
negative numbers.
_________________11. Multiplying integers with the same signs gives a _____ product.
_________________12. Dividing integers with different signs gives a ______ quotient.
B. Addition of Integers: Direction: Add the following integers.
1. 13 + (-5) =
6. (-16) + (-11) =
2. 16 + 7 =
7. (-89) + 5 =
3. (-22) + (-10) =
8. (-15) + (4) + (-2) =
4. 8 + (-8) =
9. (-500) + 500 =
5. 0 + (-24) =
10. (-13) + 0 =
C. Subtraction of Integers: Direction: Subtract the following integers.
1. 13 - (-5) =
6. (-16) - (-11) =
2. 16- 7 =
7. (-89) - 5 =
3. (-22) - (-10) =
8. (-15) - (4) + (-2) =
4. 8 - (-8) =
9. (-500) - 500 =
5. 0 - (-24) =
10. (-13) – 0=
D. Multiplication and Division of Integers: Give the answers of the following items
1. (3) (-2) =
6. 15 ÷ 3 =
2. (-12) (-2) =
7. 20 ÷ (-2) =
3. (-9) (0) =
8. (-16) ÷ (-4) =
4. (-6) (8) =
9. (3) ÷ 0 =
5. (9)(-1) (-4) =
10. 0 ÷ 100 =