Everyday Mathematics: Number Names and Number Sense | Math Olympiad for Class 2 PDF Download

Everyday Mathematics is a lively and engaging exercise crafted for Class 2 students, bringing math to life through fun games, relatable stories, and hands-on activities! It helps kids dive into numbers, shapes, patterns, and problem-solving by connecting math to their everyday world, making learning both exciting and meaningful while building skills that stick.

Let's understand everyday mathematics with some interesting questions!
Q1. A three-digit number has 5 in the hundreds place, 0 in the tens place, and 3 in the ones place. What is the number name?
(a) Five hundred three
(b) Five hundred thirty
(c) Five hundred three-zero
(d) Five zero three
Ans: (a) Five hundred three

 The number is 503, which is written as "five hundred three." 

Q2. How many tens are there in the number 460?
(a) 4
(b) 6
(c) 46
(d) 60
Ans: (c) 46

In 460, the digit '6' is in the tens place, but the total number of tens is 460 ÷ 10 = 46.

Q3. Which of the following is the correct expanded form of 725?
(a) 70 + 20 + 5
(b) 700 + 2 + 5
(c) 700 + 20 + 5
(d) 7 + 2 + 5
Ans: (c) 700 + 20 + 5

725 = 7 hundreds (700) + 2 tens (20) + 5 ones (5).

Q4. The digit in the hundreds place of the number 891 is three less than which number?
(a) 10
(b) 11
(c) 12
(d) 9
Ans: (b) 11

The hundreds digit is 8. 
Three less than 11 is 8 (11 - 3 = 8).Hence the ans is 11.

Q5. Which of these numbers is even?
(a) 333
(b) 458
(c) 571
(d) 999
Ans: (b) 458

An even number ends with 0, 2, 4, 6, or 8. 
Here, 458 ends with 8.

Q6. A toy costs 350 rupees, and Riya has 200 rupees. How much more money does she need to buy the toy?
(a) 50 rupees
(b) 100 rupees
(c) 150 rupees
(d) 200 rupees
Ans: (c) 150 rupees

 Subtract Riya's money from the toy's cost: 350 - 200 = 150.

Q7. What is the number name for 607?
(a) Six hundred seven
(b) Six hundred seventy
(c) Sixty-seven
(d) Six zero seven
Ans: (a) Six hundred seven

607 has 6 hundreds, 0 tens (not mentioned), and 7 ones, so it is "six hundred seven."

Q8. If you add 300 and 150, what is the sum?
(a) 350
(b) 400
(c) 450
(d) 500
Ans: (c) 450

300 + 150 = 450.

Q9. Which number has 9 in the tens place and 4 in the ones place?
(a) 491
(b) 194
(c) 914
(d) 149
Ans: (b) 194

 In 194, the tens digit is 9, and the ones digit is 4.

Q10. There are 240 students in a school. If 70 are absent, how many are present?
(a) 170
(b) 180
(c) 310
(d) 110
Ans: (a) 170

Subtract absent students from total: 240 - 70 = 170.