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
- 1.59 × 15 =
- 2.38 × 15 =
- 3.32 × 15 =
- 4.38 × 15 =
- 5.57 × 15 =
- 6.24 × 15 =
- 7.59 × 15 =
- 8.32 × 15 =
- 9.13 × 15 =
- 10.26 × 15 =
- 11.10 × 15 =
- 12.31 × 15 =
- 13.41 × 15 =
- 14.39 × 15 =
- 15.19 × 15 =
- 16.6 × 15 =
- 17.27 × 15 =
- 18.12 × 15 =
- 19.10 × 15 =
- 20.18 × 15 =
- 21.16 × 15 =
- 22.16 × 15 =
- 23.63 × 15 =
- 24.47 × 15 =
- 25.46 × 15 =
- 26.9 × 15 =
- 27.29 × 15 =
- 28.13 × 15 =
- 29.32 × 15 =
- 30.58 × 15 =
- 31.24 × 15 =
- 32.63 × 15 =
- 33.52 × 15 =
- 34.33 × 15 =
- 35.5 × 15 =
- 36.21 × 15 =
- 37.40 × 15 =
- 38.45 × 15 =
- 39.48 × 15 =
- 40.42 × 15 =
Answer key
- 885
- 570
- 480
- 570
- 855
- 360
- 885
- 480
- 195
- 390
- 150
- 465
- 615
- 585
- 285
- 90
- 405
- 180
- 150
- 270
- 240
- 240
- 945
- 705
- 690
- 135
- 435
- 195
- 480
- 870
- 360
- 945
- 780
- 495
- 75
- 315
- 600
- 675
- 720
- 630
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths