Page 37 - Touchpad Mathematics_Ver1.0_C4
P. 37
Mental Maths
Choose the correct option. Century
21 st
Skills #Critical Thinking
1. The place value of the digit 8 in 9860 is:
a. 8 b. 80 c. 90 d. 800
2. Which of the following numbers has a digit greater than 2 in the tens place?
a. 4305 b. 9817 c. 8375 d. 9721
3. The greatest 3-digit number that is formed by using the digits 0, 1 and 2 is:
a. 102 b. 120 c. 201 d. 210
4. In which of the following numbers is the place value of the coloured digit equal to its
face value?
a. 4507 b. 8153 c. 4962 d. 6975
5. Which number will come next: 250, 235, 220, 205, 190, ..... ?
a. 165 b. 175 c. 180 d. 265
HOTS
21 st
Century #Computational Thinking
Skills
Who am I?
l I am a 4-digit number. Th H T O
l My tens digit is an even number between 3 and 6.
l The digit in my hundreds place is the greatest one-digit even number.
l The digit in my thousands place is the smallest one-digit odd number.
l The digit in my ones place is just half of the digit in my hundreds place.
35
Numbers
