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
- 1.985³ =
- 2.91³ =
- 3.994³ =
- 4.95³ =
- 5.107³ =
- 6.91³ =
- 7.103³ =
- 8.997³ =
- 9.1010³ =
- 10.996³ =
- 11.988³ =
- 12.1004³ =
- 13.99³ =
- 14.96³ =
- 15.108³ =
- 16.97³ =
- 17.107³ =
- 18.95³ =
- 19.981³ =
- 20.92³ =
- 21.986³ =
- 22.102³ =
- 23.91³ =
- 24.106³ =
- 25.1001³ =
- 26.94³ =
- 27.107³ =
- 28.106³ =
- 29.99³ =
- 30.103³ =
- 31.96³ =
- 32.107³ =
- 33.994³ =
- 34.993³ =
- 35.982³ =
- 36.108³ =
- 37.97³ =
- 38.99³ =
- 39.96³ =
- 40.997³ =
Answer key
- 955671625
- 753571
- 982107784
- 857375
- 1225043
- 753571
- 1092727
- 991026973
- 1030301000
- 988047936
- 964430272
- 1012048064
- 970299
- 884736
- 1259712
- 912673
- 1225043
- 857375
- 944076141
- 778688
- 958585256
- 1061208
- 753571
- 1191016
- 1003003001
- 830584
- 1225043
- 1191016
- 970299
- 1092727
- 884736
- 1225043
- 982107784
- 979146657
- 946966168
- 1259712
- 912673
- 970299
- 884736
- 991026973
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