Grade 7 Math Periodical Test

Topics: Integer, Addition, Rational number Pages: 6 (1344 words) Published: August 26, 2013
Republic of the Philippines
Department of Education
Region III
Division of Nueva Ecija
PALAYAN CITY NATIONAL HIGH SCHOOL
Atate, Palayan City

First Periodical Test in Grade 7 Mathematics
S.Y. 2013 – 2014

NAME:
GRADE & SEC:

TEST I. MULTIPLE CHOICE. Read each statement carefully. Write the letter of the best answer for each item on the space provided before the number.

1. Which of the following does not describe a set?
a. set is a well-defined group of objects|
b. sets can be written in roster or rule method|
c. set without any element is called empty set|
d. none of them|
2. Given that A = {2, 4, 6, 8} and B = {3, 4, 5}; find A ∩B. a. {2, 3, 4, 5, 6, 8}| | c. {4}|
b. { }| | d. { 2, 3, 5, 6, 8}|
3. Given than U = {1, 2, 3, 4, 5, 6, 7, 8},
A = {1, 3, 5, 8} and B = {2, 4, 6}; find A’.
a. {2, 4, 6, 7}| | c. {4}|
b. {1, 3, 5, 8}| | d. {3, 5, 7}|
4. Which of the following refers to the number of elements of a given set? a. universal| | c. cardinality|
b. elements| | d. finite set|
5. Which of the following is NOT an empty set?
a. A = { }| | c. A = { ∅ }|
b. set with no element| d. none of them|
6. In subtracting integers, you need to
a. change the subtrahend
b. change the sign of subtrahend
c. apply addition rule
d. change the sign of subtrahend and
proceed to addition
7. Which set of numbers contains the negative and positive numbers with zero? a. natural numbers| | c. counting numbers|
b. integers| d. whole numbers|
8. Which property of real numbers is shown with the statement 3x+y=y+3x ? a. closure| | c. distributive|
b. commutative| d. associative|
9. Adding integers with the same signs means ___
a. adding the numbers and use their common sign|
b. subtract the numbers and use the sign of number with greater absolute value| c. Add the numbers and use the positive sign|
d. add the numbers and use the negative sign|
10. Which of the following demonstrates the associative property? a. 2(ab) = (2a)b| | c. 2 + (ab) = (2a) + b|
c. 2 + (a + b) = (a + b) | d. 2(a + b) = 2a + 2b|
11. Which of the following is NOT true about operations on integers? a. negative time negative equals positive|
b. negative divided by positive equals positive|
c. negative plus negative equals negative|
d. none of them|
12. Which integer is equal to (- 4) (- 3) (- 1)?
a. 12| | c. +4|
b. -12| d. – 3|
13. Which integer is equal to (- 60) ÷ (- 5)?
a. 12| | c. – 65|
b. -12| d. + 65|
14. Which integer is equal to 11 – (- 11)?
a. 0| | c. – 22|
b. 22| d. 1|
15. Which of the following is NOT true?
a. 5 > 0| | c. – 3 > - 4|
b. – 9 > 5| d. none of them|
16. What is the value of | - 3| • | - 7| + | - 4|?
a.14| | c. 25|
b. -25| d. - 48|
17. The additive inverse of – 23 is ____
a. 23| | c. - 123|
b. – 32| d. – ( - 23)|
18. Which is the multiplicative inverse of 8?
a. 18| | c. 81|
b. – 8 | d. none of them|
19. The set {0, 1, 2, 3, 4, 5, …} is known as the ste of _______ a. counting number| | c. integers|
b. whole numbers| d. rational numbers|
20. Which of the following fractions is arranged in decreasing order? a. 815, 23, 712, 49| | c. 23, 712, 815, 49|
b. 23, 815, 712, 49| d. none of them|

21. The simplest form of the product of 615 • 38 is
a. 320| | c. 740|
b. 840| d. 940|

22. In the repeating decimal 0.1254712547…, what is the 19th digit to the right of the decimal point? a. 2| | c. 5|
b. 4| d. 7|
23. What property is illustrated by the equation
5 3+2=53+(5)(2) ?
a. closure| | c. distributive|
b. commutative| d. associative|
24. Which decimal is equal to 139 ?
a. 0.4| | c. 1.4|
b. 0.4| d. 1.4|
25. Which fraction is equal to the decimal 0.325?
a. 340| | c. 1340|...
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