Math Revision Questions for Primary Seven

1. Find the sum of even numbers between 13 and 31
2. List down all composite numbers between 2 and 15
3. Find the GCF of 8 and 12
4. Find the least number of oranges that can be given to 6, 8 or 18 children
   without leaving any remainder.
5. Calculate the square root of 196.
6. The sum of 3 consecutive natural numbers is 63. List down all the numbers.
7. Find the next number in the sequence; 4, 7, 6, 9, 8, 11, …..
8. Find the LCM of 9 and 11
9. The GCF of two numbers is 2 and their LCM is 24. If one of the numbers is
   8, find the second number.
10. Calculate the cube root of 125.
11. Find the square root of 0.81
12. Find the area of a square whose one side is 0.16m.
13. Prime factorize 60 and give your answer in power form.
14. Calculate the’;
    (i) LCM of x and 36
    (ii) GCF of x and 36
15. Find the next number in the series below
    (a) 2, 2, 3, 5, 8, ……………
    (b) 2.2, 1.8, 1.4, 1.0, …………
16. The sum of 3 consecutive integers is 84.
    (a) List down all the numbers
    (b) Find their range
17. What number must be added to 54068 to give 60,000?
18. Workout: using distributive property
    (a) (2.5 x 13) + (2.5 x 7)
    (b) (79 ÷ 8) – (7 ÷ 8)
19. Add: 250178 + 16 + 4007
20. Workout: 53:09 – 18.5 + 2.36
21. Find the product of 5263 and 120
22. Write 17,690,000 in scientific notation
23. How many groups of 27 are in 1026?
24. Add: 3hours 46minutes to 2hours 25minutes
25. A cigarette company packs 29 sticks in a packet, 12 packets in a carton and
    8 in a box. How many sticks of cigarettes are in 135 boxes?
26. A Man was born in MCMV and died in MCMLXXXIV. How old was he at the
    time of his death?
27. Write the following in Roman numerals
    (i) 1204
    (ii) 1509

(b) Write in Hindu Arabic numerals
(i) MCMIX
(ii) CXXXVIII

1. The reading of an electric metre at the beginning of the month was 0546754
   and at the end of the month was 0549837.
   (a) How many units were used in the month?

(b) If a unit of electricity is shs.857, how much money was paid in that
month?

1. Find the value of x.
   X – 5 = 4 (finite 7)
2. boy waited for a train from 8:45am to 3:45pm. For how long did he
   wait?
3. It is October now. What month of the year will it be after 200 months
   from now?
4. Houses in Jinja town are numbered starting with 1, 2, 3, 4, 5, 6, 7, 8, 9.
   A person is paid fifty shillings for each digit painted on the house.
   (a) If Peter painted 125 houses, how much money did he earn?

(b) When James worked on main street he earned shs.9500, how many
houses did James paint?

1. A crate of soda was given to 7 boys.
   (a) If the boys shared the bottles equally how many bottles did each boy
   get?

(b) How many bottles remained?

1. Write in words 36,001
2. What is the value of 4 in the number 8421?
3. Expand 3649 using powers of ten
4. Express 454 inRoman numerals
5. Find the product of the values of 2 and 4 in the number 825:45
6. Write in figures: Twenty five thousand four
7. Write in Hindu Arabic numerals MCMXCV
8. Given digits 0, 7, 9, 6 form the biggest four digit numeral from the given
   digits
9. What number has been expanded to give; (2 x 10) + (6 x 1) + (3 x 1/10) +
   (4 x 1/100)
10. Given digits 0, 7, 9, 6 form the biggest four digit numeral from the given
    digits
11. Express ¾ as a decimal fraction
12. What is the place value of 5 in the number 65001?
13. Given digits 3, 1, 5, 9
    (a) Form the biggest and smallest four-digit numeral from the above digits.
    i) Biggest
    ii) Smallest

(b) Write the smallest number formed in Roman numerals
(c) Calculate the difference between the biggest and smallest four digit
numerals formed.

1. Write 2400 in standard form.
2. Expand 0.064 using place values
3. Round off 0.998 to two decimal places

(d) Find the sum of the value of 6 and the place values of 3 in the number
46,438

1. (a) Simplify: 2 – 4 = ……… (finite 5)
   (b) Today is Tuesday. Find the day of the week after 19days.
2. Solve 3x – 4 = 3 (finite 5)

(b) Express the following as common fractions in their lowest terms
i) 0.777…
ii) 0.2727…

1. Given that set P = {1, 2, 3, 4, 5, 6, 7} and K = {0, 2, 4, 8, 9, 10} find
   (a) PnK
   (b) P – K
2. Given that set A = {polygons},
   b = {quadrilaterals} and
   C = (parallelograms} draw a Venn diagram to show the relationship between the
   three sets
3. Given that a set has 32 subsets, how many elements are in this set?
4. Given that set K = {a, b, c}. How many proper subsets are in set K?
5. Set T = {75, 70, 65, 60, 55, 50, 45}. Describe T.
6. Given that n(A) = 15, n(B) = 20 and n(AnB) = 9
   (a) Draw a Venn diagram to show the above information
   (b) Find (i) n(AuB) (ii) n(A – B)
7. In a class of 20 pupils, 14 speak Luganda (L), 15 speak Kiswahili (K) and
   some speak both languages.
   (a) Draw a Venn diagram to show the above information
   (b) Find the number of pupils who speak both Luganda and Kiswahili
   (c) How many pupils speak only one language?