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
- 1.992³ =
- 2.109³ =
- 3.92³ =
- 4.98³ =
- 5.93³ =
- 6.103³ =
- 7.108³ =
- 8.103³ =
- 9.92³ =
- 10.104³ =
- 11.986³ =
- 12.1010³ =
- 13.985³ =
- 14.103³ =
- 15.95³ =
- 16.103³ =
- 17.108³ =
- 18.109³ =
- 19.92³ =
- 20.1014³ =
- 21.984³ =
- 22.986³ =
- 23.99³ =
- 24.1019³ =
- 25.105³ =
- 26.101³ =
- 27.103³ =
- 28.983³ =
- 29.98³ =
- 30.103³ =
- 31.1006³ =
- 32.102³ =
- 33.988³ =
- 34.108³ =
- 35.989³ =
- 36.991³ =
- 37.1001³ =
- 38.1013³ =
- 39.108³ =
- 40.1020³ =
Answer key
- 976191488
- 1295029
- 778688
- 941192
- 804357
- 1092727
- 1259712
- 1092727
- 778688
- 1124864
- 958585256
- 1030301000
- 955671625
- 1092727
- 857375
- 1092727
- 1259712
- 1295029
- 778688
- 1042590744
- 952763904
- 958585256
- 970299
- 1058089859
- 1157625
- 1030301
- 1092727
- 949862087
- 941192
- 1092727
- 1018108216
- 1061208
- 964430272
- 1259712
- 967361669
- 973242271
- 1003003001
- 1039509197
- 1259712
- 1061208000
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