Grade 5 – 2006
1) Write “two billion, six million, forty thousand, two hundred fifty in figures.
2) What is the value of 4 in 647,605,798?
3) Round each factor to the nearest hundred and estimate the product of 582 x 429.
4) What is the LCM of 72 and 90?
5) What is the GCF of 72 and 90?
6) Use exponents to express 3060 as a product of prime factors.
7) What is the sum of the prime number between 80 and 90?
8) How many times as great is the value of the underlined 5 than the 5 that is not
underlined in 65,647,534?
9) Round to the nearest thousand and estimate the sum of 6,123 + 7,512 + 3,521.
10) Round 36,957,346 to the nearest hundred thousand.
11) Two numbers are in the ratio of 3:5 and their sum is 112. Find the bigger number.
12) What is the remainder when 45,657 is divided by 17?
13) Nita multiplied 4.27 x 56.9 with a calculator and got 242963 because she forgot to put
in the decimal points. What is the correct answer?
14) An apple costs ₱8.50. How many can you buy with ₱150?
15) Write 15 56/1000 as a decimal
16) Write 6.75 as a mixed number with the fraction part in lowest terms.
17) Change 8 7/12 to an improper fraction.
18) Change 133/13 to mixed number.
19) Round 78.0876 to the nearest hundredth.
20) Round 8.82965 to the nearest thousandth.
21) What is the ratio of 45 dm to 8.5 m?
22) What is 3.85 x 1000 – 52 + 33?
23) What is 35% of 650?
24) 432 is what percent of 960?
25) 390 is 60% of what number?
26) Change 13/15 to the nearest whole percent.
27) A blouse marked ₱250 was bought at 15% discount. How much was paid for it?
28) What is the ratio of 850g to 1.5 kg?
29) If 4:9 = 48:N, what is N?
30) Liza has 265 sampaguita garlands to sell. In the afternoon she had 18 garlands left.
How many did she sell?
31) Noni bought 3 sign-pens at ₱28.45 each and 3 notebooks at ₱14.50 each. How much
did she spend in all?
32) If Noni gave the cashier a ₱500-bill, how much change did she get?
33) Roy gathered 915 mangoes. He put them 70 mangoes to a basket. How many baskets
was he able to fill?
34) The length of a rectangle is 32.4cm and its width is 18.6cm. What is its perimeter?
35) What is the area of the rectangle in #34?
36) A pair of shoes was marked ₱950.00. Rose bought a pair for ₱807.50. What is the
percent of discount?
37) Ann receives ₱120 as pocket money each week. She spends ₱103.50 and saves the
rest. What percent of her money does Ann save?
38) A vendor bought pineapples at ₱16.00 each. He sold them at a price that gave him 25%
profit. How much did he sell each pineapple?
39) How many centimeters are there in 3.55 meters?
40) A family uses a circle graph to represent their monthly expenses. They spend 40% on
food, 20% on education, and the rest on other expenses. How many degrees is the sector
that represents food on their circle graph?
41) If the monthly income of the family in #40 is ₱14,500, how much do they spend on
food?
42) An aquarium is 7dm long, 4dm wide and 5dm high. How many liters of water does it
contain when it is 4/5 full?
43) Inside a box is 5dm long, 4dm wide and 3.2dm high. What is the biggest number of
pieces of soap 10cm long, 6cm wide and 4cm thick that can be packed into it?
44) Two angles of a quadrilateral are equal. The other two angles are 75degrees and
85degrees. Find each of the equal angles.
45) A conical tent has a radius of 6m and a height of 6.5m. How much air does it enclose?
46) A circus tent is a pyramid. The rectangular base is 42 meters long and 34 meters wide.
The height is 15 meters. How much space does it enclose?
47) A block of wood is 7dm long, 5dm wide and 2.5dm thick. It is to be cut into small
cubes of edge 5cm. How many cubes can be cut from it?
48) A wooden crate containing 36 papayas weighs 30kg. If 24 of the papayas are removed,
the weight of the box and the remaining papayas is 10.8kg. What is the weight of the
crate?
49) A farmer bought 85kg of fertilizer in 12 bags. Some are 5-kg bags. The rest are 10-kg
bags. How many 5-kg bags did he buy?
50) If 3 times a number is greater than ½ the number by 45, what is the number?
