Cubes Near 100 Worksheet
The trick (Yavadunam): Left part: the number + twice the difference. Middle part: 3 × the difference squared. Right part: the difference cubed. Each right-hand part has as many digits as the base has zeros — carry the extra, borrow if a part is negative.
NameDateTime takenScore ___ / 40
- 1.1001³ =
- 2.92³ =
- 3.103³ =
- 4.97³ =
- 5.991³ =
- 6.99³ =
- 7.997³ =
- 8.996³ =
- 9.1002³ =
- 10.91³ =
- 11.93³ =
- 12.992³ =
- 13.103³ =
- 14.997³ =
- 15.97³ =
- 16.91³ =
- 17.99³ =
- 18.106³ =
- 19.92³ =
- 20.95³ =
- 21.97³ =
- 22.99³ =
- 23.98³ =
- 24.93³ =
- 25.1018³ =
- 26.96³ =
- 27.99³ =
- 28.92³ =
- 29.96³ =
- 30.94³ =
- 31.91³ =
- 32.97³ =
- 33.992³ =
- 34.1020³ =
- 35.92³ =
- 36.104³ =
- 37.993³ =
- 38.987³ =
- 39.93³ =
- 40.105³ =
Answer key
- 1003003001
- 778688
- 1092727
- 912673
- 973242271
- 970299
- 991026973
- 988047936
- 1006012008
- 753571
- 804357
- 976191488
- 1092727
- 991026973
- 912673
- 753571
- 970299
- 1191016
- 778688
- 857375
- 912673
- 970299
- 941192
- 804357
- 1054977832
- 884736
- 970299
- 778688
- 884736
- 830584
- 753571
- 912673
- 976191488
- 1061208000
- 778688
- 1124864
- 979146657
- 961504803
- 804357
- 1157625
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