Shreedevi. A

TLMs and charts like these are useful to create knowledge and interest to children to learn Integers. 

1. Write 85124 in place value chart.  2. Write 554 in roman number.  3. What is multiplicative identity?  4. Fill in the blank 5+0= ……. + 5.  5. Find the HCF of 10 & 15.  6. Write common factors of 12 & 20.  7. What is triangle?  8. …………. is two times its radius?  9. What is angles?  10.What is obtuse angle?.  11. Simplify : 10+(-6).  12. Subtract -8 by 10.  13.Write one example for mixed fraction.  14. Solve : 4 1/3-8/2 15.Add the decimals : 2.5+5.3+6.89.  16. Subtract 9.325 from 10.002.  17.Draw the bar graph for the following  Names Ruhul Chitti Goutham Nikhil Vivek Sahil  Runs 8 25 100 75 125 30 18.Find the perimeter of rectangle, l=5m & b=2m.  19.What will the 4th term of x+3? 20. Solve x in x:5::10:2 it is in proportion.   Post test  1.Write the formula to find the area of triangle. 2.How many degrees in a triangles must have? 3.Find : - 1/2x 3/2 4.What is rational numbe...

Question 1. Fill in the blanks using < or >. (a) -3 …… -4 (b) 6 ……. -20 (c) -8 …… -2 (d) 5 …… -7 Solution: (a) -3 > -4 (b) 6 > -20 (c) -8 < -2 (d) 5 > -7 Question 2. Solve the following: (i) (-8) × (-5) + (-6) (ii) [(-6) × (-3)] + (-4) (iii) (-10) × [(-13) + (-10)] (iv) (-5) × [(-6) + 5] Solution: (i) (-8) × (-5) + (-6) = (-) × (-) × [8 × 5] + (-6) = 40 – 6 = 34  Congruence of Triangles  Question 1. In the given figure, name (a) the side opposite to vertex A (b) the vertex opposite A to side AB (c) the angle opposite to side AC (d) the angle made by the sides CB and CA. Solution: (a) The side opposite to vertex A is BC. (b) The vertex opposite to side AB is C. (c) The angle opposite to side AB is ∠ACB. (d) The angle made by the sides CB and CA is ∠ACB. Question 2. Examine whether the given triangles are congruent or not. Solution: Here, AB = DE = 3 cm BC = DF = 3.5 cm AC = EF = 4.5 cm ΔABC = ΔEDF (By SSS rule) question 3: In the given congruent triangles unde...