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
- 1.9 × 15 =
- 2.14 × 15 =
- 3.52 × 15 =
- 4.36 × 15 =
- 5.62 × 15 =
- 6.45 × 15 =
- 7.7 × 15 =
- 8.36 × 15 =
- 9.44 × 15 =
- 10.64 × 15 =
- 11.24 × 15 =
- 12.22 × 15 =
- 13.9 × 15 =
- 14.53 × 15 =
- 15.49 × 15 =
- 16.64 × 15 =
- 17.27 × 15 =
- 18.50 × 15 =
- 19.35 × 15 =
- 20.34 × 15 =
- 21.21 × 15 =
- 22.63 × 15 =
- 23.42 × 15 =
- 24.58 × 15 =
- 25.23 × 15 =
- 26.26 × 15 =
- 27.22 × 15 =
- 28.28 × 15 =
- 29.21 × 15 =
- 30.58 × 15 =
- 31.7 × 15 =
- 32.22 × 15 =
- 33.14 × 15 =
- 34.8 × 15 =
- 35.43 × 15 =
- 36.18 × 15 =
- 37.12 × 15 =
- 38.19 × 15 =
- 39.8 × 15 =
- 40.63 × 15 =
Answer key
- 135
- 210
- 780
- 540
- 930
- 675
- 105
- 540
- 660
- 960
- 360
- 330
- 135
- 795
- 735
- 960
- 405
- 750
- 525
- 510
- 315
- 945
- 630
- 870
- 345
- 390
- 330
- 420
- 315
- 870
- 105
- 330
- 210
- 120
- 645
- 270
- 180
- 285
- 120
- 945
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths