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
- 1.24 × 15 =
- 2.59 × 15 =
- 3.44 × 15 =
- 4.45 × 15 =
- 5.27 × 15 =
- 6.55 × 15 =
- 7.21 × 15 =
- 8.14 × 15 =
- 9.55 × 15 =
- 10.26 × 15 =
- 11.61 × 15 =
- 12.46 × 15 =
- 13.24 × 15 =
- 14.39 × 15 =
- 15.29 × 15 =
- 16.22 × 15 =
- 17.63 × 15 =
- 18.30 × 15 =
- 19.19 × 15 =
- 20.28 × 15 =
- 21.54 × 15 =
- 22.18 × 15 =
- 23.7 × 15 =
- 24.9 × 15 =
- 25.40 × 15 =
- 26.11 × 15 =
- 27.14 × 15 =
- 28.39 × 15 =
- 29.7 × 15 =
- 30.35 × 15 =
- 31.23 × 15 =
- 32.5 × 15 =
- 33.15 × 15 =
- 34.9 × 15 =
- 35.39 × 15 =
- 36.52 × 15 =
- 37.60 × 15 =
- 38.21 × 15 =
- 39.19 × 15 =
- 40.62 × 15 =
Answer key
- 360
- 885
- 660
- 675
- 405
- 825
- 315
- 210
- 825
- 390
- 915
- 690
- 360
- 585
- 435
- 330
- 945
- 450
- 285
- 420
- 810
- 270
- 105
- 135
- 600
- 165
- 210
- 585
- 105
- 525
- 345
- 75
- 225
- 135
- 585
- 780
- 900
- 315
- 285
- 930
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths