Class 6 Mathematics Practice SheetsSheet 11) Find the difference between the place values of 6 and 5 in 623541.2) Write the greatest 6-digit number formed by using the digits 6, 0, 8, 4, 1.3) How many 4-digit numbers can be formed by using the digits 3, 4, 9 and 0 withoutrepeating any digit?4) Two different size of petrol tanks contain 6325 ℓ and 4890 ℓ water respectively. Whatis the estimated difference of petrol in the two tanks to the nearest hundred?5) Estimate the product 958 × 387 by rounding off each factor to the nearest 100s.6) Find the estimated quotient 2838 ÷ 125 by rounding off the dividend and divisor tothe nearest hundreds.7) ________ is called additive identity for whole number.8) The sum of an odd number and an even number is ________ number.9) A school management spent $26,756 on teachers pay,$ 325,378 on buildingconstruction, $5,780 on games and$ 8,235 on other work. Find the total amount spent ondifferent items by the school management.10) Madhu had $9031. She bought a TV at certain price. Now, $1356 are left with her.How much money she pay for the TV.11) The population of a country in 1990 was 906450600 and next year it is increased by9889700. What was the population of that country in the year of 1991?Sheet 212) Find the sum by arranging the numbers: (a) 1086 + 2117 + 3543 + 1284; (b) 2637 +1283 + 2549 + 98713) Find if the following numbers are perfect or not: (a) 48; (b) 2814) Find the prime numbers between 30 and 50.

Sheet 31) LXX + ________ = LXXVI2) LIX = ________ + IX3) Find the sum of the predecessor of 97801 and 90526.4) Find the product of successor of 147 and 389.5) Solve using the distributive property: (a) 632 × 1001; (b) 99 × 82; (c) 1002 × 8716) Simplify: (a) 34 - [32 - {31 - (18 - 15 - 1)}]; (b) [4 × {6 + (9 - 4 + 2)} + 5]; (c) 36 + 60 ÷ [74 -{42 - (24 - 18 - 10)}]7) Find 3 different whole numbers whose sum and product are equal.8) Write 3 pairs of twin primes.9) Find the HCF of 420 and 430 by the prime factorisation method.10)

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