Question Paper
Class / Subject: Class 7 (CBSE) · Mathematics
Chapter: Chapter 1 — Chapter 1: Large Numbers Around Us
Time Allowed: 15 minutes
Max Marks: 6
1. One crore equals: [1]
(A) 10 million
(B) 1 million
(C) 100 million
(D) 1000 million
2. In the Indian system, the comma placement pattern from the right is: [1]
(A) 3,2,2
(B) 3,3,3
(C) 2,2,2
(D) 4,3,2
3. The International number system groups digits every: [1]
(A) 3 digits
(B) 2 digits
(C) 4 digits
(D) 5 digits
4. Estimating helps us: [1]
(A) quickly compare large quantities
(B) get always exact answers
(C) avoid mathematics
(D) replace all real numbers
5. Estimation is especially useful in fields like: [1]
(A) astronomy and demography
(B) only cooking
(C) only sports
(D) never used in real fields
6. Rounding large numbers to a significant place value helps make: [1]
(A) comparisons more manageable
(B) numbers less accurate for no reason
(C) calculations impossible
(D) numbers disappear