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
- 1.50 × 15 =
- 2.62 × 15 =
- 3.36 × 15 =
- 4.35 × 15 =
- 5.11 × 15 =
- 6.7 × 15 =
- 7.31 × 15 =
- 8.55 × 15 =
- 9.11 × 15 =
- 10.28 × 15 =
- 11.27 × 15 =
- 12.63 × 15 =
- 13.4 × 15 =
- 14.25 × 15 =
- 15.18 × 15 =
- 16.30 × 15 =
- 17.5 × 15 =
- 18.28 × 15 =
- 19.23 × 15 =
- 20.36 × 15 =
- 21.21 × 15 =
- 22.37 × 15 =
- 23.13 × 15 =
- 24.31 × 15 =
- 25.55 × 15 =
- 26.43 × 15 =
- 27.13 × 15 =
- 28.28 × 15 =
- 29.16 × 15 =
- 30.31 × 15 =
- 31.19 × 15 =
- 32.51 × 15 =
- 33.27 × 15 =
- 34.41 × 15 =
- 35.24 × 15 =
- 36.35 × 15 =
- 37.43 × 15 =
- 38.48 × 15 =
- 39.31 × 15 =
- 40.27 × 15 =
Answer key
- 750
- 930
- 540
- 525
- 165
- 105
- 465
- 825
- 165
- 420
- 405
- 945
- 60
- 375
- 270
- 450
- 75
- 420
- 345
- 540
- 315
- 555
- 195
- 465
- 825
- 645
- 195
- 420
- 240
- 465
- 285
- 765
- 405
- 615
- 360
- 525
- 645
- 720
- 465
- 405
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths