LCM of 22, 54, 135 and 198 is
22 x 33 x 5 x 11
23 x 32 x 5 x 11
2 x 33 x 5 x 11
22 x 33 x 5 x 11
Which one of the following statements is correct?
Sum of two prime numbers is always a prime number
'1' is the smallest prime number
A composite number can be odd
There is no even prime number
As per NCF 2005, the goal of Mathematics teaching in school curriculum is that children learn 'Important Mathematics' Important Mathematics implies
understanding appropriate use of learnt mathematical techniques
solving mathematical games and puzzles
verifying geometrical theorems in Maths lab
knowing mathematical procedures and algorithms
The term, 'Mathematical tools' refers to
calculators, rulers, tape measures, protractors, compass, etc
charts based on formulae and concepts, graph papers, dotted sheets, etc
all types of materials including language, written symbols, meaningful instructions to establish their purpose
physical material like geo-board and 3 D models, cubic rods, etc
A learner exhibiting difficulty in sorting, recognising patterns, orienting numbers and shapes, telling time and measurement may have dyscalculia with difficulty in
language processing
visual-memory
visual-motor coordination
visual-spatial skills
Read the following question from class VI textbook. "Write a pair of integers whose sum gives a negative integer."
The above question refers to
Reflective question
Closed ended question
Multi-disciplinary question
Open ended question
One of the factors of
2x + y + 4
2x - y - 3
2x + y - 4
2x - y + 3
D.
2x - y + 3