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Class 7 Number Play worksheet
CBSE Mathematics. Parity, magic squares, Virahanka numbers, consecutive numbers and digit puzzles. Every sheet has 20 questions in three sections and an answer key, and the numbers change every time.
Sample questions
Real questions from this chapter, as the app sets them. Tap Answer to see the answer and working.
Section A · multiple choice
- 1.
The sum of 2 odd numbers and 6 even numbers is always:
- a multiple of 3
- odd
- zero
- even
Answer
(d) even
2 odd numbers give an even total; even numbers do not change it
- 2.
Without multiplying, is 84 × 81 × 73 even or odd?
- odd
- neither
- even
- you have to multiply to tell
Answer
(c) even
one even factor makes the product even
- 3.
The sum of two odd numbers is always:
- prime
- odd
- a multiple of 4
- even
Answer
(d) even
odd + odd = even
Section B · short answer
- 4.
Without adding, is 382 + 482 + 442 + 102 + 418 even or odd? Explain.
Answer
even
0 odd numbers in the sum
- 5.
Complete the magic square (rows separated by /): 64 ☐ 54 / ☐ 49 ☐ / 44 69 34. What is the magic sum?
Answer
29, 39, 59; sum 147
find a full line for the magic sum, then fill each gap
Section C · long answer
- 6.
Ananya plays a drum for 5 beats, using short sounds (1 beat) and long sounds (2 beats). In how many different ways can the 5 beats be filled? How many ways would there be for one beat more?
Answer
8; 13
5 + 3 = 8
Fresh sheets for your child
In the app, every Number Play sheet is new: the app remembers the questions your child has already had and leaves them out. Print the sheet as a PDF, or use notebook mode and write the answers in a notebook.
Coming soon for Android and iPhone.