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
- 1.980³ =
- 2.103³ =
- 3.105³ =
- 4.94³ =
- 5.98³ =
- 6.983³ =
- 7.1005³ =
- 8.999³ =
- 9.102³ =
- 10.99³ =
- 11.97³ =
- 12.107³ =
- 13.997³ =
- 14.104³ =
- 15.98³ =
- 16.1011³ =
- 17.101³ =
- 18.95³ =
- 19.105³ =
- 20.1009³ =
- 21.108³ =
- 22.106³ =
- 23.992³ =
- 24.107³ =
- 25.105³ =
- 26.1010³ =
- 27.92³ =
- 28.104³ =
- 29.99³ =
- 30.982³ =
- 31.93³ =
- 32.109³ =
- 33.103³ =
- 34.99³ =
- 35.109³ =
- 36.992³ =
- 37.1010³ =
- 38.98³ =
- 39.102³ =
- 40.94³ =
Answer key
- 941192000
- 1092727
- 1157625
- 830584
- 941192
- 949862087
- 1015075125
- 997002999
- 1061208
- 970299
- 912673
- 1225043
- 991026973
- 1124864
- 941192
- 1033364331
- 1030301
- 857375
- 1157625
- 1027243729
- 1259712
- 1191016
- 976191488
- 1225043
- 1157625
- 1030301000
- 778688
- 1124864
- 970299
- 946966168
- 804357
- 1295029
- 1092727
- 970299
- 1295029
- 976191488
- 1030301000
- 941192
- 1061208
- 830584
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