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E:\Working\Focus_Learning\Math_Genius_3_(11-09-2024)\Open_Files\CHAP_01
\ 11-Sep-2024 Surender Prajapati Proof-4 Reader’s Sign _______________________ Date __________
5. Write the place value of the coloured digit in each of the following numbers.
(a) 7652 (b) 8945 (c) 5076
6. Compare the following using < or >.
(a) 3860 3680 (b) 4885 4566 (c) 8088 8808
7. arrange the following numbers in the ascending and descending orders.
(a) 5008, 5800, 5088, 5080 (b) 7701, 7071, 7170, 7107
8. The place value and face value of which digit is always the same, irrespective of its
position in a number?
9. tick () the numbers with:
(a) 9 in the ones place 259 6928 4791 89
(b) 1 in the tens place 1385 619 19 2541
(c) 5 in the hundreds place 8561 735 156 3572
10. Find the number in which the digit at the thousands place is between 6 and 8, the digit
at the hundreds place is the successor of 2, the digit at the tens place is 3 less than the
digit at the hundreds place and the digit at the ones place is the predecessor of 5.
11. Write the predecessor and successor of the following in roman numerals.
(a) XXIV (b) XXXVII (c) X (d) XV
Brain Sizzlers
guess who am I?
I am a 4-digit number.
My tens digit is an even number between 3 and 6.
The digit at my hundreds place is the greatest 1-digit even number.
The digit at my thousands place is the smallest 1-digit odd number.
The digit at my ones place is just half of my digit at hundreds place.
Mental Maths
1. Form a 4-digit number in which the face value of all digits is 5.
2. Write the predecessor of the odd number just before 7088.
3. I am the difference between the place value and the face value of 6 in the number
2065. Who am I?
4. Write all the odd numbers that come between 3,110 and 3,120.
Mathematics-3 27
