reviewer

1. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________sep.1.17 (week 1-2)
_________1. Express 360 as a product of prime factors.
_________2. Express 1260 as a product of prime factors using exponents.
_________2A. Express 1,248 as a product of its prime factors.

2. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________1.In a school, there are 230 Grade 4 students. If
3
5
of the Grade 4 students are girls,
how many Grade 4 boys are there?
_________ 2.If a family spends
2
5
of its monthly income ₱14,500 on food, how much
do they spend on food?

3. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________1.How many numbers from 40 to 70 contain the digit 5?

4. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________1.How many even numbers are there between 51 to 99?

5. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________ 1. Form the largest and smallest 4-digit number you can make with 1, 6, 4 and 8
and get their difference.
_________ 2. With no digits alike, what is the smallest 6-digit number?

6. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________ 1. What is 35% of 950?

7. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________1.I am thinking of a number greater than 30 but less than 40 that can be
divided exactly by 7. What is my number?

8. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________1. Write 1 148 as a product of its prime factors using exponents.

9. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________ 1. What is the sum of the smallest and the largest among 0.32,0.302, 0.7, 0.699, 0.649?

10. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________ 1. The ratio of boys to girls in a class is 3 : 4. If there are 42 pupils in the
class, how many are girls?
_________ 2. A class has 21 boys. If the ratio of boys to girls in the class is 7:8, how
many pupils are in the class?

11. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________ 1. In a barangay, there are 56 children below 18 years of age for every 100
people. What is the ratio of children to adults?

12. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________ 1. If 200 m of string is divided into three pieces in the ratio 1:2:5, how long
is the string of middle length?

13. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________ 1. There are 450 Grade 4 pupils in a school. If 42% of them are girls, how
many Grade 4 boys are there?
__________2. There are 44 students in a class. One stormy day 25% of them were absent.
How many were present?
__________3.There are 960 pupils in a school. One stormy day, 15% of them were absent,
how many were present?
_________4.In a Grade 4 class, there are 15 girls. If there are twice as many boys,
how many students are in the class?

14. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________ 1. How many centimeters are there in 3.55 meters?
_________ 2. How many meters are there in 107 decimeters?

15. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________1.Two numbers have a ratio of 3:5 and one number is 16 more than the other. Find the
bigger of the two numbers.
_________2.There are 12 red balls, 9 blue balls and 14 white balls in a box. What is the ratio
of the red balls to all the balls?
_________3. A piece of rope is cut into 3 pieces in the ratio 2:3:4. If the middle piece is 27 m long,
how long is the whole rope?

16. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________1. Find two numbers whose sum is 22 and whose product is 96.
_________2.Find two numbers whose sum is 21 and whose product is 98?
_________3.The product of two numbers is 36 and their sum is 13. What is their difference?
_________4.Find two numbers whose sum is 18 and whose product is 72.

17. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________1.Mr. Manuel owns a rectangular lot that is 32 m long and 22 m wide. How many meters
of fencing material does he need for it?
_________2.A square garden has a perimeter of 56 m. What is its area?
_________3a.Roy’s garden is 18 m long and 13 m wide. How much fencing material does
he need for it?
_________3b.What is the area of Roy’s garden?
_________ 4. The perimeter of a square is 52 cm. What is the area?
_________ 5. The area of a rectangle is 189 cm2. If the width is 9 cm, find its length.
_________ 6. The length of a rectangle is 32.4 cm. and its width is 18.6 cm. What is its perimeter?
_________ 7. What is the area of the rectangle in #29?
_________ 8a. Romy’s garden is 23 m long and 18 m wide. What is its perimeter?
_________ 8b. What is the area of Romy’s garden in #36?
_________ 9. A rectangular lot has a perimeter of 156 m. If the width is 34 m,
what is its length?
_________ 41.One third of the area of a rectangle is equal to
4
5
of the area of a square
of side 15 cm. Find the area of the rectangle.
_________ 42. A circular lagoon has a radius of 32 m. If you walk around it, how many
meters will that be? [Use π = 3.14]
_________ 43. What is the area of the lagoon in #42?

18. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________1.What is the perimeter of the figure? 20m
32m
15m
48m
15m
_________47.What is the perimeter of the figure?
26m
45m
_________48.What is the area of the figure?
42m

19. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________1.Jennifer wrote her name fifty times on a long piece of tape without any space between
her written name. What letter was the 100th space?

20. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________ 1.Write 15
56
1000
as a decimal.
_________ 2. Write 6.75 as a mixed number with the fraction part in lowest terms.

21. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
Name:____________________________________________
_________ 1. What is the ratio of 45 dm to 8.5 m?
_________ 2. What is the ratio of 850g to 1.5 kg?

22. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
LENGTH
Kilo meter Km 1km 1,000m
Hecto meter Hm 1Hm 100m
Deca meter Dm 1Dm 10m
--meter m
Deci meter dm 1m 10dm
Centi meter cm 1m 100cm
Milli meter mm 1m 1,000mm
TIME
1 minute 60 seconds
1 hour 60 minutes
1 day 24 hours
1 week 7 days
1 month 28, 30, 31 days
1 year 12 months
1 decade 10 years
1 century 100 years
1 millennium 1,000 years

24. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
The sum of 5 consecutive numbers is 195. What are
the numbers?
Let n, n+1,,n+2,,n+3,,n+4,,,be consecutive integers
Sum of these is,,,,,5x + 10 = 195
.
5x = 185
x= 37
numbers are 37,38,39,40,41
check,,,,sum of numbers = 195

25. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
The sum of 5 consecutive even integers is 70. Find
the integers.
n+(n+2)+(n+4)+(n+6)+(n+8)=70
5n+20=70
5n=50
n=10
numbers are: 10, 12, 14, 16, 18

26. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte
If the sum of five consecutive odd integers is 345, what is
the smallest of the five integers?

27. Bringing All School age Children to Uplift Enrolment
CONALUM ELEMENTARY SCHOOL
Inopacan, Leyte