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
- 1.94³ =
- 2.1011³ =
- 3.93³ =
- 4.1015³ =
- 5.95³ =
- 6.1014³ =
- 7.96³ =
- 8.92³ =
- 9.1007³ =
- 10.1018³ =
- 11.98³ =
- 12.993³ =
- 13.108³ =
- 14.109³ =
- 15.1015³ =
- 16.1019³ =
- 17.94³ =
- 18.104³ =
- 19.93³ =
- 20.102³ =
- 21.91³ =
- 22.102³ =
- 23.98³ =
- 24.1012³ =
- 25.980³ =
- 26.1015³ =
- 27.96³ =
- 28.97³ =
- 29.97³ =
- 30.105³ =
- 31.106³ =
- 32.984³ =
- 33.989³ =
- 34.91³ =
- 35.96³ =
- 36.990³ =
- 37.1020³ =
- 38.992³ =
- 39.995³ =
- 40.99³ =
Answer key
- 830584
- 1033364331
- 804357
- 1045678375
- 857375
- 1042590744
- 884736
- 778688
- 1021147343
- 1054977832
- 941192
- 979146657
- 1259712
- 1295029
- 1045678375
- 1058089859
- 830584
- 1124864
- 804357
- 1061208
- 753571
- 1061208
- 941192
- 1036433728
- 941192000
- 1045678375
- 884736
- 912673
- 912673
- 1157625
- 1191016
- 952763904
- 967361669
- 753571
- 884736
- 970299000
- 1061208000
- 976191488
- 985074875
- 970299
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