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MATHEMATICAL CROSSWORD PUZZLES


ACROSS
1. 871 minus 513, plus 461.
2. 155 plus two hundred, minus nineteen. Sixteen plus 579, minus fifty-eight.
3. In binary representation is 10. 358 minus fifty-seven, minus fifty-five. 10% of 70.
4. 1584 divided by nine. Sides in a nonagon. Seventy-seven plus fifty-five.
5. Its half is one. In hexadecimal representation is C. Four squared plus nine. Term that in Fibonacci series goes after second 1.
6. Seventy-seven times twelve, minus three. You will get double when multiplying by this number. Fifty-five times fifteen, minus eighty.
7. Angles in a heptágono. 667 minus thirty-eight, minus 138. In binary representation is 1000.
8. 221 plus 537, minus six. 421 plus 104, plus 467.
9. 276 minus 106, plus fifteen.

DOWN
1: 1600 divided by ten, minus thirty-one.
2: 3270 divided by ten. Fifty-nine times five, minus eighteen.
3: The first odd prime number. 61100 divided by one hundred. 2% of 250.
4: 4310 divided by five. You will get double when multiplying by this number. 305 plus 116.
5: 5% of twenty. Its double is 98. Two to the power four plus thirteen. Sides in a octagon.
6: Twenty-four times forty, minus four. The square root of four. 19,5 times ten.
7: The second prime number. Fifty-two plus seventy-nine, plus twenty-six. Three times two plus three.
8: 620 plus 144, plus nine. 4,82 times one hundred.
9: 2250 divided by ten.