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
- 1.990³ =
- 2.94³ =
- 3.95³ =
- 4.995³ =
- 5.984³ =
- 6.109³ =
- 7.982³ =
- 8.1005³ =
- 9.108³ =
- 10.996³ =
- 11.108³ =
- 12.984³ =
- 13.103³ =
- 14.989³ =
- 15.994³ =
- 16.1005³ =
- 17.994³ =
- 18.102³ =
- 19.105³ =
- 20.997³ =
- 21.1001³ =
- 22.103³ =
- 23.108³ =
- 24.1017³ =
- 25.92³ =
- 26.989³ =
- 27.993³ =
- 28.109³ =
- 29.99³ =
- 30.102³ =
- 31.92³ =
- 32.97³ =
- 33.91³ =
- 34.97³ =
- 35.108³ =
- 36.101³ =
- 37.93³ =
- 38.105³ =
- 39.109³ =
- 40.984³ =
Answer key
- 970299000
- 830584
- 857375
- 985074875
- 952763904
- 1295029
- 946966168
- 1015075125
- 1259712
- 988047936
- 1259712
- 952763904
- 1092727
- 967361669
- 982107784
- 1015075125
- 982107784
- 1061208
- 1157625
- 991026973
- 1003003001
- 1092727
- 1259712
- 1051871913
- 778688
- 967361669
- 979146657
- 1295029
- 970299
- 1061208
- 778688
- 912673
- 753571
- 912673
- 1259712
- 1030301
- 804357
- 1157625
- 1295029
- 952763904
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