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
- 1.11 × 15 =
- 2.48 × 15 =
- 3.49 × 15 =
- 4.21 × 15 =
- 5.41 × 15 =
- 6.26 × 15 =
- 7.52 × 15 =
- 8.49 × 15 =
- 9.35 × 15 =
- 10.7 × 15 =
- 11.24 × 15 =
- 12.57 × 15 =
- 13.53 × 15 =
- 14.13 × 15 =
- 15.51 × 15 =
- 16.27 × 15 =
- 17.9 × 15 =
- 18.19 × 15 =
- 19.35 × 15 =
- 20.49 × 15 =
- 21.47 × 15 =
- 22.29 × 15 =
- 23.52 × 15 =
- 24.17 × 15 =
- 25.59 × 15 =
- 26.38 × 15 =
- 27.58 × 15 =
- 28.51 × 15 =
- 29.56 × 15 =
- 30.62 × 15 =
- 31.48 × 15 =
- 32.9 × 15 =
- 33.62 × 15 =
- 34.15 × 15 =
- 35.32 × 15 =
- 36.17 × 15 =
- 37.12 × 15 =
- 38.19 × 15 =
- 39.7 × 15 =
- 40.51 × 15 =
Answer key
- 165
- 720
- 735
- 315
- 615
- 390
- 780
- 735
- 525
- 105
- 360
- 855
- 795
- 195
- 765
- 405
- 135
- 285
- 525
- 735
- 705
- 435
- 780
- 255
- 885
- 570
- 870
- 765
- 840
- 930
- 720
- 135
- 930
- 225
- 480
- 255
- 180
- 285
- 105
- 765
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths