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
- 1.64 × 15 =
- 2.11 × 15 =
- 3.24 × 15 =
- 4.38 × 15 =
- 5.25 × 15 =
- 6.63 × 15 =
- 7.33 × 15 =
- 8.25 × 15 =
- 9.59 × 15 =
- 10.61 × 15 =
- 11.13 × 15 =
- 12.63 × 15 =
- 13.19 × 15 =
- 14.59 × 15 =
- 15.52 × 15 =
- 16.55 × 15 =
- 17.47 × 15 =
- 18.59 × 15 =
- 19.57 × 15 =
- 20.36 × 15 =
- 21.44 × 15 =
- 22.38 × 15 =
- 23.16 × 15 =
- 24.9 × 15 =
- 25.48 × 15 =
- 26.62 × 15 =
- 27.34 × 15 =
- 28.18 × 15 =
- 29.14 × 15 =
- 30.42 × 15 =
- 31.41 × 15 =
- 32.30 × 15 =
- 33.12 × 15 =
- 34.18 × 15 =
- 35.36 × 15 =
- 36.52 × 15 =
- 37.22 × 15 =
- 38.29 × 15 =
- 39.25 × 15 =
- 40.5 × 15 =
Answer key
- 960
- 165
- 360
- 570
- 375
- 945
- 495
- 375
- 885
- 915
- 195
- 945
- 285
- 885
- 780
- 825
- 705
- 885
- 855
- 540
- 660
- 570
- 240
- 135
- 720
- 930
- 510
- 270
- 210
- 630
- 615
- 450
- 180
- 270
- 540
- 780
- 330
- 435
- 375
- 75
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths