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MATHEMATICAL CROSSWORD PUZZLES


ACROSS
1. 17062 times two, plus two.
2. 273 minus 198. 5% of 500.
3. 405 minus fifteen, minus twenty-six. One plus two squared. 886 minus 281, plus 233.
4. Eighteen times seven, minus thirty-one. The double of 444. Two to the power five minus one.
5. Faces in a square pyramid. 10691 times five, minus eighty-eight. Faces in a tetrahedron.
6. The triple of eight. Thirty-three times twenty-five, plus fifty-four. Three square plus two.
7. Thirty-two plus 850, plus seventy-four. Two squared plus two. 247 plus 120.
8. 320000 divided by 10000, plus thirty-nine. Its double is one hundred.
9. 3765 times four, plus twelve.

DOWN
1: 527 times seventy-five, plus four.
2: Seventy-six minus seventy-five, plus sixty-four. One third of 135.
3: 452 minus 276, plus 198. 1% of 500. 6,71 times one hundred.
4: One third of 135. 925 minus 657, plus 570. 25% of sixty.
5: Product of any number different from zero multiplied by its inverse. 21195 plus 37208, minus twenty-seven. The neutral element for addition.
6: In binary representation is 10110. 86,9 times ten. 116 minus 102, plus forty-three.
7: 1471 minus 813. Its half is three and one half. 240000 divided by one thousand, plus sixty-two.
8: 10% of 330. Four squared.
9: 27159 times three, minus sixty.