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
- 1.991³ =
- 2.1004³ =
- 3.1010³ =
- 4.1020³ =
- 5.102³ =
- 6.986³ =
- 7.99³ =
- 8.103³ =
- 9.1005³ =
- 10.996³ =
- 11.104³ =
- 12.994³ =
- 13.1011³ =
- 14.991³ =
- 15.990³ =
- 16.95³ =
- 17.104³ =
- 18.98³ =
- 19.997³ =
- 20.984³ =
- 21.984³ =
- 22.102³ =
- 23.104³ =
- 24.106³ =
- 25.1002³ =
- 26.95³ =
- 27.988³ =
- 28.1017³ =
- 29.97³ =
- 30.91³ =
- 31.106³ =
- 32.104³ =
- 33.101³ =
- 34.99³ =
- 35.101³ =
- 36.98³ =
- 37.102³ =
- 38.107³ =
- 39.991³ =
- 40.96³ =
Answer key
- 973242271
- 1012048064
- 1030301000
- 1061208000
- 1061208
- 958585256
- 970299
- 1092727
- 1015075125
- 988047936
- 1124864
- 982107784
- 1033364331
- 973242271
- 970299000
- 857375
- 1124864
- 941192
- 991026973
- 952763904
- 952763904
- 1061208
- 1124864
- 1191016
- 1006012008
- 857375
- 964430272
- 1051871913
- 912673
- 753571
- 1191016
- 1124864
- 1030301
- 970299
- 1030301
- 941192
- 1061208
- 1225043
- 973242271
- 884736
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