Q4 : Do as directed.
1. Find the product using suitable property : (4 x 178 x 25)
2. Give the prime factorization of 9999.
3. Write the all factors of 36.
4. Find the LCM of 50, 60 and 75.
5. Use number line and add the following integers :
9 + (-6)
6. Find the sum of 289 .06 + 289.006 + 9.008
7. Subtract 5.0876 km from 21.87 km
8. Find the perimeter of a rectangle whose length and breadth are 250 cm and 2 m respectively.
9. Draw figures and write how many sides each
figure has : 1) Triangle 2) Quadrilateral
3) Pentagon 4) Hexagon 5) Octagon
10. Find the sum of (45) + (-23) + (-32) + (12).ā
Answer:
2(Quadrilateral have 4 sides)
3(pentagon have 5 sides)
4(hexagonal have 6 sides)
5(octagon have 8 sides)
10. 2
Answer:
( 10).45-23-32+12
45-54+12
57-54
2