Class 6 Maths Numbers Test 2(1.4-1.6) (New syllabus Term 1)

	Class 6         Numbers(1.4-1.6)     Marks:30
I.	Choose the correct  answer
1.	The estimation to the nearest hundred of 76812 is (a) 77000 (b) 76000 (c) 76800 (d) 76900
2.	The estimated difference of 167826 and 2765 rounded off to the nearest thousand is (a) 180000 (b) 165000 (c) 140000 (d) 155000
3.	The whole number that does not have a predecessor is (a) 10 (b) 0 (c) 1 (d) none of these
4.	Which of the following expressions is not zero? (a) 0 × 0 (b) 0 + 0 (c) 2 / 0 (d) 0 / 2
5.	The product of a non-zero whole number and its successor is always (a) an even number (b) an odd number (c) zero (d) none of these
II.	Fill in the blanks.
6.	The nearest 1000 of 756 is ___________.
7.	The nearest 10000 of 85654 is ___________.
8.	The difference between the smallest natural number and the smallest whole number is __________.
9.	When __________ is added to a number, it remains the same
10.	Division by __________ is not defined.
III.	Name the property being illustrated in each of the cases given below.
11.	75 + 34 = 34 + 75
12.	(12 × 4) × 8 = 12 × (4 × 8)
13.	50 + 0 = 50
14.	50 × 1 = 50
15.	50 × 42 = 50 × 40 + 50 × 2
IV.	Answer the following
16.	Round off the following to the given nearest place.  (i) 44,555; thousand (ii) 50,81,739; lakh.
17.	Estimate by rounding off each number to the nearest hundred.  1768977 + 130589
18.	The population of a city was 43,43,645 in the year 2001 and 46,81,087 in the year 2011. Estimate the increase in population by rounding off to the nearest thousand.
19.	Use the properties of whole numbers and simplify 500 × 689 − 500 × 89
20.	As per the census of 2001, the populations of four states are given below. Arrange the states in ascending and descending order of their population. ● Tamil Nadu       72147030 ● Rajasthan         68548437 ● Madhya Pradesh  72626809 ● West Bengal      91276115
21.	Study the following table and answer the questions.
	Year Tigers 1900 3500 2008 1400 2011 1706 2014 2226
	(i) How many tigers were there in 2011? (ii) How many tigers were less in 2008 than in 1990? (iii) Did the number of tigers increase or decrease between 2011 and 2014? If yes, by how much?