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
- 1.19 × 15 =
- 2.19 × 15 =
- 3.48 × 15 =
- 4.54 × 15 =
- 5.12 × 15 =
- 6.48 × 15 =
- 7.51 × 15 =
- 8.43 × 15 =
- 9.20 × 15 =
- 10.39 × 15 =
- 11.4 × 15 =
- 12.22 × 15 =
- 13.20 × 15 =
- 14.33 × 15 =
- 15.58 × 15 =
- 16.56 × 15 =
- 17.12 × 15 =
- 18.30 × 15 =
- 19.27 × 15 =
- 20.20 × 15 =
- 21.50 × 15 =
- 22.50 × 15 =
- 23.10 × 15 =
- 24.45 × 15 =
- 25.26 × 15 =
- 26.11 × 15 =
- 27.5 × 15 =
- 28.6 × 15 =
- 29.52 × 15 =
- 30.31 × 15 =
- 31.19 × 15 =
- 32.52 × 15 =
- 33.20 × 15 =
- 34.64 × 15 =
- 35.44 × 15 =
- 36.48 × 15 =
- 37.50 × 15 =
- 38.13 × 15 =
- 39.45 × 15 =
- 40.43 × 15 =
Answer key
- 285
- 285
- 720
- 810
- 180
- 720
- 765
- 645
- 300
- 585
- 60
- 330
- 300
- 495
- 870
- 840
- 180
- 450
- 405
- 300
- 750
- 750
- 150
- 675
- 390
- 165
- 75
- 90
- 780
- 465
- 285
- 780
- 300
- 960
- 660
- 720
- 750
- 195
- 675
- 645
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths