Multiply by 15 Worksheet
The fast method (Ten and half again): Multiply by 10: 46 → 460. Halve that answer: half of 460 is 230. Add the two: 460 + 230 = 690.
NameDateTime takenScore ___ / 40
- 1.26 × 15 =
- 2.27 × 15 =
- 3.40 × 15 =
- 4.13 × 15 =
- 5.18 × 15 =
- 6.27 × 15 =
- 7.58 × 15 =
- 8.37 × 15 =
- 9.21 × 15 =
- 10.56 × 15 =
- 11.23 × 15 =
- 12.39 × 15 =
- 13.28 × 15 =
- 14.19 × 15 =
- 15.38 × 15 =
- 16.63 × 15 =
- 17.38 × 15 =
- 18.46 × 15 =
- 19.21 × 15 =
- 20.48 × 15 =
- 21.15 × 15 =
- 22.62 × 15 =
- 23.47 × 15 =
- 24.16 × 15 =
- 25.12 × 15 =
- 26.59 × 15 =
- 27.14 × 15 =
- 28.28 × 15 =
- 29.31 × 15 =
- 30.7 × 15 =
- 31.48 × 15 =
- 32.64 × 15 =
- 33.34 × 15 =
- 34.46 × 15 =
- 35.23 × 15 =
- 36.13 × 15 =
- 37.15 × 15 =
- 38.10 × 15 =
- 39.45 × 15 =
- 40.16 × 15 =
Answer key
- 390
- 405
- 600
- 195
- 270
- 405
- 870
- 555
- 315
- 840
- 345
- 585
- 420
- 285
- 570
- 945
- 570
- 690
- 315
- 720
- 225
- 930
- 705
- 240
- 180
- 885
- 210
- 420
- 465
- 105
- 720
- 960
- 510
- 690
- 345
- 195
- 225
- 150
- 675
- 240
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths