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
- 1.982³ =
- 2.989³ =
- 3.103³ =
- 4.106³ =
- 5.1015³ =
- 6.108³ =
- 7.108³ =
- 8.1020³ =
- 9.994³ =
- 10.988³ =
- 11.1012³ =
- 12.95³ =
- 13.106³ =
- 14.102³ =
- 15.990³ =
- 16.102³ =
- 17.102³ =
- 18.998³ =
- 19.1008³ =
- 20.994³ =
- 21.99³ =
- 22.94³ =
- 23.980³ =
- 24.95³ =
- 25.107³ =
- 26.1018³ =
- 27.984³ =
- 28.1005³ =
- 29.999³ =
- 30.96³ =
- 31.1009³ =
- 32.992³ =
- 33.102³ =
- 34.998³ =
- 35.91³ =
- 36.109³ =
- 37.109³ =
- 38.995³ =
- 39.95³ =
- 40.995³ =
Answer key
- 946966168
- 967361669
- 1092727
- 1191016
- 1045678375
- 1259712
- 1259712
- 1061208000
- 982107784
- 964430272
- 1036433728
- 857375
- 1191016
- 1061208
- 970299000
- 1061208
- 1061208
- 994011992
- 1024192512
- 982107784
- 970299
- 830584
- 941192000
- 857375
- 1225043
- 1054977832
- 952763904
- 1015075125
- 997002999
- 884736
- 1027243729
- 976191488
- 1061208
- 994011992
- 753571
- 1295029
- 1295029
- 985074875
- 857375
- 985074875
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