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
- 1.96³ =
- 2.981³ =
- 3.1015³ =
- 4.99³ =
- 5.1015³ =
- 6.102³ =
- 7.104³ =
- 8.91³ =
- 9.1012³ =
- 10.97³ =
- 11.1014³ =
- 12.980³ =
- 13.97³ =
- 14.999³ =
- 15.980³ =
- 16.991³ =
- 17.1011³ =
- 18.99³ =
- 19.984³ =
- 20.980³ =
- 21.993³ =
- 22.92³ =
- 23.1005³ =
- 24.989³ =
- 25.99³ =
- 26.1008³ =
- 27.91³ =
- 28.1013³ =
- 29.982³ =
- 30.992³ =
- 31.980³ =
- 32.1009³ =
- 33.105³ =
- 34.94³ =
- 35.994³ =
- 36.1019³ =
- 37.101³ =
- 38.986³ =
- 39.991³ =
- 40.994³ =
Answer key
- 884736
- 944076141
- 1045678375
- 970299
- 1045678375
- 1061208
- 1124864
- 753571
- 1036433728
- 912673
- 1042590744
- 941192000
- 912673
- 997002999
- 941192000
- 973242271
- 1033364331
- 970299
- 952763904
- 941192000
- 979146657
- 778688
- 1015075125
- 967361669
- 970299
- 1024192512
- 753571
- 1039509197
- 946966168
- 976191488
- 941192000
- 1027243729
- 1157625
- 830584
- 982107784
- 1058089859
- 1030301
- 958585256
- 973242271
- 982107784
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