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
- 1.1020³ =
- 2.1011³ =
- 3.104³ =
- 4.93³ =
- 5.95³ =
- 6.92³ =
- 7.101³ =
- 8.1004³ =
- 9.105³ =
- 10.96³ =
- 11.95³ =
- 12.992³ =
- 13.97³ =
- 14.94³ =
- 15.987³ =
- 16.1002³ =
- 17.98³ =
- 18.99³ =
- 19.1006³ =
- 20.95³ =
- 21.94³ =
- 22.983³ =
- 23.984³ =
- 24.1007³ =
- 25.96³ =
- 26.94³ =
- 27.103³ =
- 28.94³ =
- 29.990³ =
- 30.107³ =
- 31.998³ =
- 32.109³ =
- 33.95³ =
- 34.97³ =
- 35.1005³ =
- 36.94³ =
- 37.99³ =
- 38.1019³ =
- 39.106³ =
- 40.95³ =
Answer key
- 1061208000
- 1033364331
- 1124864
- 804357
- 857375
- 778688
- 1030301
- 1012048064
- 1157625
- 884736
- 857375
- 976191488
- 912673
- 830584
- 961504803
- 1006012008
- 941192
- 970299
- 1018108216
- 857375
- 830584
- 949862087
- 952763904
- 1021147343
- 884736
- 830584
- 1092727
- 830584
- 970299000
- 1225043
- 994011992
- 1295029
- 857375
- 912673
- 1015075125
- 830584
- 970299
- 1058089859
- 1191016
- 857375
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