Solved Questions on Number Names and Number Sense
1. Which bag belongs to the same number written on the orange?
a) 
b) 
c) 
d) 
Answer: b)
Explanation: Number 749 written in orange belongs to the seven hundred and forty-nine printed on the bag.
2. Which pumpkins have the largest and smallest number?
a) B and F
b) C and F
c) F and A
d) F and G
Answer: b) C and F
Explanation: The largest number is 786 which is in pumpkin C and the smallest number is 724 which is in pumpkin F.
3. I am a three-digit number. I have seven in my one’s place. The number present in my hundred’s place is four less than the number present in my one’s place. I have two in my ten's. Identify me.
a) Three hundred and seventy-five.
b) Three hundred and twenty-five.
c) Three hundred and seventy-seven.
d) Three hundred and twenty-seven.
Answer: d) Three hundred and twenty-seven.
Explanation: In a three-digit number, the three place values are One’s place, Ten’s place and Hundred’s place.
Digit at one’s place = 7
Digit at ten’s place = 2
The digit present at my hundreds place is three more than the number present at ones place = 7 − 4 = 3
Digit at hundred’s place = 3
So, the number is 327 and its number name is three hundred and twenty-seven.
4. Which clouds have odd numbers?
a) D, F, B, G
b) D, F, A, G
c) D, F, C, G
d) D, G, C, G
Answer: c) D, F, C, G
Explanation: Clouds C, D, F and G have odd numbers as 221, 227, 229 and 243.
5. Which of the following does not correctly match?
a) Four hundred and twenty-seven → 427
b) Five hundred and forty-seven → 547
c) Six hundred and thirty-seven → 673
d) Eight hundred and fifty-three → 853
Answer: c) Six hundred and thirty-seven → 673
Explanation: Six hundred and thirty-seven → 673 is not correct.
The correct number name is: Six hundred and thirty-seven → 637 and the number name for 673 is Six hundred and seven-three
