NCERT 5th Class (CBSE) Mathematics: Large Numbers

Question: Write the place value and period of the coloured digit.

(a) 56,89,00,345

Answer: Place value: 6,00,00,000; period: Crore

(b) 47,80,34,112

Answer: Place value: 7,00,00,000; period: Crore

(c) 3,87,93,389

Answer: Place value: 90,000; period: Thousand

(d) 5,67,23,592

Answer: Place value: 60,00,000; period: Lakh

(e) 87,08,09,004

Answer: Place value: 8,00,000; period: Lakh

(f) 12,98,76,239

Answer:  Place value: 70,000; period: Thousand

Question: Find the difference in the place values of

(a) the two 8s in 50,08,18,456

Answer: 7,92,000

(b) the two 9s in 92,79,56,387

Answer: 89,91,00,000

(c) the two 7s in 17,76,58,909

Answer: 6,30,00,000

(d) the two 5s in 75,50,632

Answer: 4,50,000

(e) the two 6s in 5,34,67,562

Answer: 59,940

(f) the two 4s in 4,17,94,726

Answer: 3,99,96,000

Question: Compare using <,> or =.

(a) 35,87,90,456      45,78,23,567

Answer: <

(b) 23,09,40,908        23,90,04,908

Answer: <

(c) 78,20,45,899      78,20,54,899

Answer: <

(d) 4,01,01,782           4,01,01,722

Answer: >

(e) 453,45,11,342    45,34,11,342

Answer: >

(d) 1200,67,87,432      1200,67,87,431

Answer: >

Question: How much is

(a) 1 lakh less than 23,65,876?

Answer: 22,65,876

(b) 10 lakh more than 9,34,765?

Answer: 19,34,765

(c) 1 crore more than 29,35,87,001?

Answer: 30,35,87,001

(d) 10 crore less than 15,00,60,050?

Answer: 5,00,60,050

(e) 1 crore less than 20,45,90,394?

Answer: 19,45,90,394

(f) 10 lakh less than 19,43,864?

Answer: 9,43,864

Question: Complete the pattern.

(a) 36,54,23,789         37,54,23,789         38,54,23,789           _______, _______

Answer: 39,54,23,789          40,54,23,789 

(b) 20,45,60,705        30,45,60,705        40,45,60,705           ________, ________

Answer:    50,45,60,705           60,45,60,705

(c) 1,14,35,009            1,15,35,009           1,16,35,009            ________, ________

Answer:  1,17,35,009             1,18,35,009