Across
- 4. Ones digit can writen as _______.
- 7. Formula for find the sum of first n positive ______ natural numbers is 2+4+6+…+2n = n . (n+1)
- 8. If the numerator is bigger than the denominator, this fraction is _______.
- 9. Improper fractions can writen as _____________.
- 11. The cluster represented by the letter Z.
- 12. (Last term + First term) / 2 . Number of terms is equal to it.
Down
- 1. The numbers which are only divided by itself and 1.
- 2. (Last term – First term) / Common difference + 1 equals to it.
- 3. Symbols for write numbers.
- 5. Divisor multiplied by quotient plus remainder equals to it.
- 6. For any none-zero numbers a in the expression a to the power of n is called an exponential expression where n is the ________.
- 10. For any none-zero numbers a in the expression a to the power of n is called an exponential expression where a is the ______.