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
- 1.46 × 15 =
- 2.47 × 15 =
- 3.21 × 15 =
- 4.38 × 15 =
- 5.43 × 15 =
- 6.29 × 15 =
- 7.14 × 15 =
- 8.16 × 15 =
- 9.59 × 15 =
- 10.7 × 15 =
- 11.30 × 15 =
- 12.18 × 15 =
- 13.58 × 15 =
- 14.58 × 15 =
- 15.49 × 15 =
- 16.41 × 15 =
- 17.63 × 15 =
- 18.22 × 15 =
- 19.58 × 15 =
- 20.16 × 15 =
- 21.14 × 15 =
- 22.5 × 15 =
- 23.64 × 15 =
- 24.58 × 15 =
- 25.50 × 15 =
- 26.53 × 15 =
- 27.34 × 15 =
- 28.47 × 15 =
- 29.29 × 15 =
- 30.49 × 15 =
- 31.31 × 15 =
- 32.61 × 15 =
- 33.23 × 15 =
- 34.33 × 15 =
- 35.21 × 15 =
- 36.18 × 15 =
- 37.44 × 15 =
- 38.27 × 15 =
- 39.64 × 15 =
- 40.6 × 15 =
Answer key
- 690
- 705
- 315
- 570
- 645
- 435
- 210
- 240
- 885
- 105
- 450
- 270
- 870
- 870
- 735
- 615
- 945
- 330
- 870
- 240
- 210
- 75
- 960
- 870
- 750
- 795
- 510
- 705
- 435
- 735
- 465
- 915
- 345
- 495
- 315
- 270
- 660
- 405
- 960
- 90
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths