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
- 1.35 × 15 =
- 2.24 × 15 =
- 3.60 × 15 =
- 4.46 × 15 =
- 5.59 × 15 =
- 6.61 × 15 =
- 7.42 × 15 =
- 8.36 × 15 =
- 9.51 × 15 =
- 10.16 × 15 =
- 11.28 × 15 =
- 12.58 × 15 =
- 13.15 × 15 =
- 14.63 × 15 =
- 15.40 × 15 =
- 16.52 × 15 =
- 17.42 × 15 =
- 18.48 × 15 =
- 19.19 × 15 =
- 20.40 × 15 =
- 21.19 × 15 =
- 22.34 × 15 =
- 23.34 × 15 =
- 24.32 × 15 =
- 25.23 × 15 =
- 26.10 × 15 =
- 27.18 × 15 =
- 28.39 × 15 =
- 29.15 × 15 =
- 30.4 × 15 =
- 31.46 × 15 =
- 32.57 × 15 =
- 33.37 × 15 =
- 34.48 × 15 =
- 35.51 × 15 =
- 36.10 × 15 =
- 37.15 × 15 =
- 38.16 × 15 =
- 39.10 × 15 =
- 40.34 × 15 =
Answer key
- 525
- 360
- 900
- 690
- 885
- 915
- 630
- 540
- 765
- 240
- 420
- 870
- 225
- 945
- 600
- 780
- 630
- 720
- 285
- 600
- 285
- 510
- 510
- 480
- 345
- 150
- 270
- 585
- 225
- 60
- 690
- 855
- 555
- 720
- 765
- 150
- 225
- 240
- 150
- 510
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths