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
- 1.18 × 15 =
- 2.15 × 15 =
- 3.13 × 15 =
- 4.59 × 15 =
- 5.55 × 15 =
- 6.37 × 15 =
- 7.14 × 15 =
- 8.35 × 15 =
- 9.55 × 15 =
- 10.57 × 15 =
- 11.18 × 15 =
- 12.7 × 15 =
- 13.33 × 15 =
- 14.35 × 15 =
- 15.36 × 15 =
- 16.20 × 15 =
- 17.10 × 15 =
- 18.22 × 15 =
- 19.33 × 15 =
- 20.47 × 15 =
- 21.46 × 15 =
- 22.42 × 15 =
- 23.22 × 15 =
- 24.11 × 15 =
- 25.23 × 15 =
- 26.28 × 15 =
- 27.27 × 15 =
- 28.9 × 15 =
- 29.54 × 15 =
- 30.60 × 15 =
- 31.39 × 15 =
- 32.27 × 15 =
- 33.28 × 15 =
- 34.57 × 15 =
- 35.5 × 15 =
- 36.62 × 15 =
- 37.62 × 15 =
- 38.38 × 15 =
- 39.34 × 15 =
- 40.44 × 15 =
Answer key
- 270
- 225
- 195
- 885
- 825
- 555
- 210
- 525
- 825
- 855
- 270
- 105
- 495
- 525
- 540
- 300
- 150
- 330
- 495
- 705
- 690
- 630
- 330
- 165
- 345
- 420
- 405
- 135
- 810
- 900
- 585
- 405
- 420
- 855
- 75
- 930
- 930
- 570
- 510
- 660
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths