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
- 1.986³ =
- 2.1012³ =
- 3.97³ =
- 4.1010³ =
- 5.105³ =
- 6.996³ =
- 7.1019³ =
- 8.103³ =
- 9.999³ =
- 10.98³ =
- 11.1016³ =
- 12.101³ =
- 13.985³ =
- 14.95³ =
- 15.103³ =
- 16.94³ =
- 17.983³ =
- 18.1001³ =
- 19.95³ =
- 20.104³ =
- 21.105³ =
- 22.101³ =
- 23.984³ =
- 24.101³ =
- 25.101³ =
- 26.92³ =
- 27.96³ =
- 28.994³ =
- 29.104³ =
- 30.98³ =
- 31.102³ =
- 32.980³ =
- 33.108³ =
- 34.99³ =
- 35.99³ =
- 36.106³ =
- 37.1016³ =
- 38.107³ =
- 39.104³ =
- 40.1016³ =
Answer key
- 958585256
- 1036433728
- 912673
- 1030301000
- 1157625
- 988047936
- 1058089859
- 1092727
- 997002999
- 941192
- 1048772096
- 1030301
- 955671625
- 857375
- 1092727
- 830584
- 949862087
- 1003003001
- 857375
- 1124864
- 1157625
- 1030301
- 952763904
- 1030301
- 1030301
- 778688
- 884736
- 982107784
- 1124864
- 941192
- 1061208
- 941192000
- 1259712
- 970299
- 970299
- 1191016
- 1048772096
- 1225043
- 1124864
- 1048772096
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