*CLASSWORK*
*13.09.2021*
*REVISION -1*
*1. Write 26784325 in the word form.*
*Indian system:*
*International system:*
*2. Write the numerals*
*(a) Three crore seven lakh six hundred four*
_____________________
*(b) Twenty two million five hundred seven thousand five*
______________________
*3. Compare:(put</>/= sign)*
*(a)3,14,25,234 __3,14,52,234*
*(b)4,30,20,100 ___4,20,30,100*
*4.(a) Arrange in ascending order*
*83,78,10,234* *83,87,10,234*
*83,77,10,234*
*83,88,10,234*
*(b) Arrange in descending order*
*19,28,38,900*
*31,21,11,000*
*23,45,67,107*
*13,56,45,230*
*5. Round off 3,45,67,829 to the nearest 10:*__________
*100:*__________
*1000:*__________
*10000:*__________
*100000:*__________
*6.(a) Form the greatest 8 digit number using 8,2,0,3,7* __________
*(b) Form the smallest 8 digit number using 5,1,4,9,0,2* __________
*7. Write the Roman numeral for: 58*__________
*93*__________
*8. Write the Hindu Arabic number for:*
*XXVIII* __________
*XCI*__________
*9.Write in short form*
*(a) 20,00,00,000 + 30,00,000 + 5=__________*
*(b) 50,00,000 + 5,00,000+ 500+5=__________*
*10. Fill in the blanks*
*(a) The successor of 5,24,46,999 is __________.*
*(b) __________ two thousands are there in 1 lakh.*
*(c)70 crore = ____ lakh*
*(d)XIV + LXI = __________*
*(e) In the place value chart, the numeral 8 in 48,363,729 falls in __________period.*
*(f) Divide the place value of 8 by the place value of 2 in 4,85,327. The result is __________.*
*Do Revision 1 in Maths notebook*.
Answers
Answer:
Q1. Indian system- two crore sixty seven lakh eighty four thousand three hundred twenty five.
International system- twenty six million seven hundred eighty four hundred thousand three hundred twenty five
Q2. a)3,07,604
b) 22,570,005
Q3. a) <
b) >
Q4. a) 83,77,10,234 < 83,78,10,234 < 83,87,10,234 < 83,88,10,234
b) 31,21,11,000 > 23,45,67,107 > 19,28,38,900 > 13,56,45,230
Q5. 10- 3,45,67,830
100- 3,45,67,820
1000- 3,45,68,000
10000- 3,45,70,000
100000- 3,46,00,000
Q6. a) 8880230
b) 11102459
Q7. 58- LVIII
93- XCIII
Q8. XXVIII- 28
*XCI- 91
Q9. Write in short form*
*(a) 20,00,00,000 + 30,00,000 + 5= 20,30,00,005
*(b) 50,00,000 + 5,00,000+ 500+5= 55,00,505
Q10. (a) The successor of 5,24,46,999 is 5,24,47,000
*(b) ONE HUNDRED thousands are there in 1 lakh.*
*(c)70 crore = 70,000 lakh*
*(d)XIV + LXI = LXXV
*(e) In the place value chart, the numeral 8 in 48,363,729 falls in ONE MILLION period.*
*(f) Divide the place value of 8 by the place value of 2 in 4,85,327. The result is 1000