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
- 1.48 × 15 =
- 2.59 × 15 =
- 3.49 × 15 =
- 4.34 × 15 =
- 5.31 × 15 =
- 6.6 × 15 =
- 7.37 × 15 =
- 8.10 × 15 =
- 9.5 × 15 =
- 10.48 × 15 =
- 11.23 × 15 =
- 12.16 × 15 =
- 13.16 × 15 =
- 14.4 × 15 =
- 15.5 × 15 =
- 16.53 × 15 =
- 17.12 × 15 =
- 18.25 × 15 =
- 19.49 × 15 =
- 20.12 × 15 =
- 21.27 × 15 =
- 22.8 × 15 =
- 23.28 × 15 =
- 24.36 × 15 =
- 25.47 × 15 =
- 26.4 × 15 =
- 27.52 × 15 =
- 28.7 × 15 =
- 29.12 × 15 =
- 30.45 × 15 =
- 31.36 × 15 =
- 32.55 × 15 =
- 33.14 × 15 =
- 34.48 × 15 =
- 35.13 × 15 =
- 36.64 × 15 =
- 37.54 × 15 =
- 38.21 × 15 =
- 39.39 × 15 =
- 40.61 × 15 =
Answer key
- 720
- 885
- 735
- 510
- 465
- 90
- 555
- 150
- 75
- 720
- 345
- 240
- 240
- 60
- 75
- 795
- 180
- 375
- 735
- 180
- 405
- 120
- 420
- 540
- 705
- 60
- 780
- 105
- 180
- 675
- 540
- 825
- 210
- 720
- 195
- 960
- 810
- 315
- 585
- 915
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths