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
- 1.29 × 15 =
- 2.30 × 15 =
- 3.30 × 15 =
- 4.28 × 15 =
- 5.47 × 15 =
- 6.11 × 15 =
- 7.28 × 15 =
- 8.9 × 15 =
- 9.26 × 15 =
- 10.58 × 15 =
- 11.27 × 15 =
- 12.35 × 15 =
- 13.45 × 15 =
- 14.59 × 15 =
- 15.40 × 15 =
- 16.52 × 15 =
- 17.16 × 15 =
- 18.55 × 15 =
- 19.50 × 15 =
- 20.23 × 15 =
- 21.47 × 15 =
- 22.35 × 15 =
- 23.48 × 15 =
- 24.32 × 15 =
- 25.22 × 15 =
- 26.64 × 15 =
- 27.11 × 15 =
- 28.15 × 15 =
- 29.5 × 15 =
- 30.21 × 15 =
- 31.39 × 15 =
- 32.47 × 15 =
- 33.37 × 15 =
- 34.34 × 15 =
- 35.40 × 15 =
- 36.45 × 15 =
- 37.54 × 15 =
- 38.20 × 15 =
- 39.27 × 15 =
- 40.61 × 15 =
Answer key
- 435
- 450
- 450
- 420
- 705
- 165
- 420
- 135
- 390
- 870
- 405
- 525
- 675
- 885
- 600
- 780
- 240
- 825
- 750
- 345
- 705
- 525
- 720
- 480
- 330
- 960
- 165
- 225
- 75
- 315
- 585
- 705
- 555
- 510
- 600
- 675
- 810
- 300
- 405
- 915
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths