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
- 1.103³ =
- 2.102³ =
- 3.999³ =
- 4.98³ =
- 5.1018³ =
- 6.94³ =
- 7.997³ =
- 8.1005³ =
- 9.92³ =
- 10.1002³ =
- 11.1020³ =
- 12.1004³ =
- 13.1001³ =
- 14.1020³ =
- 15.99³ =
- 16.1005³ =
- 17.1019³ =
- 18.93³ =
- 19.997³ =
- 20.990³ =
- 21.1017³ =
- 22.108³ =
- 23.982³ =
- 24.105³ =
- 25.991³ =
- 26.92³ =
- 27.996³ =
- 28.97³ =
- 29.985³ =
- 30.91³ =
- 31.982³ =
- 32.92³ =
- 33.105³ =
- 34.104³ =
- 35.99³ =
- 36.104³ =
- 37.994³ =
- 38.106³ =
- 39.109³ =
- 40.993³ =
Answer key
- 1092727
- 1061208
- 997002999
- 941192
- 1054977832
- 830584
- 991026973
- 1015075125
- 778688
- 1006012008
- 1061208000
- 1012048064
- 1003003001
- 1061208000
- 970299
- 1015075125
- 1058089859
- 804357
- 991026973
- 970299000
- 1051871913
- 1259712
- 946966168
- 1157625
- 973242271
- 778688
- 988047936
- 912673
- 955671625
- 753571
- 946966168
- 778688
- 1157625
- 1124864
- 970299
- 1124864
- 982107784
- 1191016
- 1295029
- 979146657
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