MATHEMATICAL CROSSWORD PUZZLES
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Clue:
ACROSS
1. In Roman numerals is XXVI.
1087 minus 685, plus 546.
In Roman numerals is XXII.
2. 3259 times three, minus eleven.
977 times ten, minus fifty-one.
3. Forty-seven times two.
703 minus 629.
Faces in a cube.
4. Two to the power three minus one.
The double of eighteen plus one.
799 minus 262, plus eighty-eight.
5. 43% of one hundred.
3350 divided by ten, minus sixty-eight.
6. Sides in a heptágono.
Nine times eleven.
1550 times three, plus sixty-three.
7. Three cubed.
3% of 100.
8. 87,36 times one hundred.
21640 divided by ten.
9. 8,6 times ten.
1208 minus 444.
Forty plus twenty-one.
DOWN
1: 2558 plus 170, plus 269.
8162 minus 6805, plus 5931.
2: 0,674 times one thousand.
174 times five, minus ninety-four.
3: Three multiplied by two.
Sixty-eight plus 281.
2% of 150.
4: 284 minus 281, plus ninety-three.
219 plus 520.
Forty-nine plus fourteen, plus four.
5: Three and one.
Three squared minus two.
Sum of the first two prime numbers plus one.
6: 104 plus 817, minus twenty-seven.
In hexadecimal representation is 18.
In binary representation is 11000.
7: 25% of 28.
801 minus 134.
Product of any number different from zero multiplied by its inverse.
8: In octal representation is 25.
609 minus 338.
Twenty-two times three.
9: 593 times five.
2220 plus 1175, minus fifty-four.