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
- 1.102³ =
- 2.991³ =
- 3.107³ =
- 4.985³ =
- 5.1010³ =
- 6.92³ =
- 7.1009³ =
- 8.984³ =
- 9.996³ =
- 10.105³ =
- 11.108³ =
- 12.99³ =
- 13.1016³ =
- 14.1019³ =
- 15.997³ =
- 16.99³ =
- 17.91³ =
- 18.94³ =
- 19.995³ =
- 20.996³ =
- 21.990³ =
- 22.96³ =
- 23.1002³ =
- 24.103³ =
- 25.1017³ =
- 26.990³ =
- 27.96³ =
- 28.91³ =
- 29.1006³ =
- 30.98³ =
- 31.95³ =
- 32.95³ =
- 33.997³ =
- 34.1001³ =
- 35.91³ =
- 36.982³ =
- 37.99³ =
- 38.95³ =
- 39.108³ =
- 40.1007³ =
Answer key
- 1061208
- 973242271
- 1225043
- 955671625
- 1030301000
- 778688
- 1027243729
- 952763904
- 988047936
- 1157625
- 1259712
- 970299
- 1048772096
- 1058089859
- 991026973
- 970299
- 753571
- 830584
- 985074875
- 988047936
- 970299000
- 884736
- 1006012008
- 1092727
- 1051871913
- 970299000
- 884736
- 753571
- 1018108216
- 941192
- 857375
- 857375
- 991026973
- 1003003001
- 753571
- 946966168
- 970299
- 857375
- 1259712
- 1021147343
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