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
- 1.18 × 15 =
- 2.47 × 15 =
- 3.45 × 15 =
- 4.41 × 15 =
- 5.46 × 15 =
- 6.38 × 15 =
- 7.13 × 15 =
- 8.55 × 15 =
- 9.7 × 15 =
- 10.5 × 15 =
- 11.23 × 15 =
- 12.6 × 15 =
- 13.38 × 15 =
- 14.37 × 15 =
- 15.10 × 15 =
- 16.59 × 15 =
- 17.47 × 15 =
- 18.39 × 15 =
- 19.6 × 15 =
- 20.17 × 15 =
- 21.8 × 15 =
- 22.5 × 15 =
- 23.47 × 15 =
- 24.30 × 15 =
- 25.26 × 15 =
- 26.23 × 15 =
- 27.5 × 15 =
- 28.52 × 15 =
- 29.51 × 15 =
- 30.15 × 15 =
- 31.37 × 15 =
- 32.12 × 15 =
- 33.57 × 15 =
- 34.51 × 15 =
- 35.63 × 15 =
- 36.60 × 15 =
- 37.64 × 15 =
- 38.18 × 15 =
- 39.48 × 15 =
- 40.59 × 15 =
Answer key
- 270
- 705
- 675
- 615
- 690
- 570
- 195
- 825
- 105
- 75
- 345
- 90
- 570
- 555
- 150
- 885
- 705
- 585
- 90
- 255
- 120
- 75
- 705
- 450
- 390
- 345
- 75
- 780
- 765
- 225
- 555
- 180
- 855
- 765
- 945
- 900
- 960
- 270
- 720
- 885
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths