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
- 1.33 × 15 =
- 2.24 × 15 =
- 3.14 × 15 =
- 4.62 × 15 =
- 5.31 × 15 =
- 6.12 × 15 =
- 7.34 × 15 =
- 8.64 × 15 =
- 9.18 × 15 =
- 10.46 × 15 =
- 11.7 × 15 =
- 12.6 × 15 =
- 13.30 × 15 =
- 14.33 × 15 =
- 15.37 × 15 =
- 16.54 × 15 =
- 17.24 × 15 =
- 18.19 × 15 =
- 19.18 × 15 =
- 20.61 × 15 =
- 21.64 × 15 =
- 22.64 × 15 =
- 23.59 × 15 =
- 24.44 × 15 =
- 25.4 × 15 =
- 26.21 × 15 =
- 27.20 × 15 =
- 28.64 × 15 =
- 29.19 × 15 =
- 30.38 × 15 =
- 31.54 × 15 =
- 32.50 × 15 =
- 33.49 × 15 =
- 34.51 × 15 =
- 35.22 × 15 =
- 36.14 × 15 =
- 37.55 × 15 =
- 38.25 × 15 =
- 39.59 × 15 =
- 40.64 × 15 =
Answer key
- 495
- 360
- 210
- 930
- 465
- 180
- 510
- 960
- 270
- 690
- 105
- 90
- 450
- 495
- 555
- 810
- 360
- 285
- 270
- 915
- 960
- 960
- 885
- 660
- 60
- 315
- 300
- 960
- 285
- 570
- 810
- 750
- 735
- 765
- 330
- 210
- 825
- 375
- 885
- 960
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths