1. COLEGIO SAN PATRICIO
Math Practice for 2nd Period Exam
School Year 2009 – 2010
Name _____________________________________Teacher____________________________
Date___________________________________________List No.__________7th_____________
I.- EQUIVALENT FRACTIONS
1) 1 2) 3 3) 2 4) 3
5 6 7 4
II.- FRACTIONS:
5) How much is missing to have 2 pizzas if I have:
a) 1 ____________ b) 2 ____________ c) 5 ____________
3 4 3
6) If 1 of the students already had the presentation today. How many
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Will participate each day in the following 3 days?
7) If Tom already ate ¼ of his delicious Symphony chocolate bar. How much
will each of his four friends get if he wants to share it equally?
III.- The Number Line
IV.-Write the following numbers correctly in the number line: (2 points each)
8.- .- 0, 1.5, 2, .75 2 2.25 21 3
4 2
________________________________________________________________________
V.- The meaning of the Numbers: underline the correct answer
9.- 24.8 km is the same as: 24 km 50m; 24,000km 8 m; 24km 800 m
10.- 16.8 millions: 16 million 8 thousand; 16,80,000; 16 million 800 thousand
11.- 5.2 hours: 5 hrs 12 min; 5:20; 5 hours 18 minutes
VI.-INTEGERS
12) -6 – 7= _________ 13) 9 + (-8) = ________ 14) 6 - 28 = __________
15) -8 (-9) = ________ 16) -28 + 86 = ________ 17) -63 ÷ 9 = __________
VII.-Tree Diagram.- Draw a tree diagram to answer the question ( 4 p
18.- From the different kinds of pants customers can choose from 9 colors, 3
sizes, and either cotton, wool or linen How many choices does a customer
have?
a) 81 b) 27 c)54 d) none
* Answer the questions (3 pts each)
19.- Find the total number of choices if 1 new flavors are added: _____________
20.- Find the total number of choices if only 5 colors are available: ___________

2. Practice for 2nd Period Exam -2- 7th Grade
VIII.- PROPORTIONS
21.- How much is missing to complete 3 pizzas if there are 2 of one?
3
22.- If Tina has studied 1 of the 14 pages she has to study for the period exam.
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How many pages is she missing?
23.- If I have finished 3 of the 24 problems of the math homework, how many
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am I missing?
24.- The new highway to Saltillo has 300 km. If only .5 km have light how many
meters are still missing?
25.- It is 12:35. How long is missing to go home? 1.5 hrs 1.8 hrs 1.3 hrs
26.- If 6 students got 18 donuts in a party, how many would 12 get?
27.- To buy a box of brownies Mary put $21.00, Roxy $18.00 and Marion $24.00.
If there are 21 brownies in the box, how many brownies will each one get?
28.- If hotdogs are sold at $4.50 each. How much will 10 cost?
VIII.- INTEREST
29.- My father made a deposit of $400 for two years in a bank account that will
give him 6% annual interest. How much money will he have in two years?
IX.- SCALE DRAWING
Original copy 1 copy2 copy 3 copy 4 copy 5
1.-SIDE A 4 ______ 2 ______ ______ 2
2.-SIDE B 16 ______ ______ 4 ______ ______
3.-SIDE C 5 ______ ______ ______ 20 ______
4.-SIDE D 2 4 ______ ______ ______ ______
X.- GEOMETRY.-
Trace the following:
30.-.- A line segment
31,..- A line segment with its “Mediatriz”
32.-.- A 120º angle 33.-.- the “Bisecriz” of this angle
Complete the following sentences:
34.- A line that has ending points ____________________________________________
35.- The sum of the measures of each side ___________________________________
36.- The symmetry line of a line segment _____________________________________
37.- The line that goes from the center of the regular polygon to the center of
one of its sides__________________________________________________________
38.- The line that divides an angle into two equal angles ______________________
39.- The line that goes from the center of a circle to any of the points of the
circunference _________________________________________________________
40.- The line that divides a circle into two equal parts__________________________