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
- 1.54 × 15 =
- 2.49 × 15 =
- 3.54 × 15 =
- 4.54 × 15 =
- 5.22 × 15 =
- 6.16 × 15 =
- 7.61 × 15 =
- 8.42 × 15 =
- 9.38 × 15 =
- 10.32 × 15 =
- 11.9 × 15 =
- 12.26 × 15 =
- 13.11 × 15 =
- 14.14 × 15 =
- 15.7 × 15 =
- 16.59 × 15 =
- 17.34 × 15 =
- 18.52 × 15 =
- 19.19 × 15 =
- 20.5 × 15 =
- 21.57 × 15 =
- 22.24 × 15 =
- 23.26 × 15 =
- 24.8 × 15 =
- 25.63 × 15 =
- 26.35 × 15 =
- 27.39 × 15 =
- 28.14 × 15 =
- 29.36 × 15 =
- 30.64 × 15 =
- 31.10 × 15 =
- 32.27 × 15 =
- 33.14 × 15 =
- 34.37 × 15 =
- 35.50 × 15 =
- 36.22 × 15 =
- 37.59 × 15 =
- 38.63 × 15 =
- 39.7 × 15 =
- 40.30 × 15 =
Answer key
- 810
- 735
- 810
- 810
- 330
- 240
- 915
- 630
- 570
- 480
- 135
- 390
- 165
- 210
- 105
- 885
- 510
- 780
- 285
- 75
- 855
- 360
- 390
- 120
- 945
- 525
- 585
- 210
- 540
- 960
- 150
- 405
- 210
- 555
- 750
- 330
- 885
- 945
- 105
- 450
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths