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
- 1.63 × 15 =
- 2.49 × 15 =
- 3.41 × 15 =
- 4.26 × 15 =
- 5.56 × 15 =
- 6.26 × 15 =
- 7.25 × 15 =
- 8.50 × 15 =
- 9.63 × 15 =
- 10.57 × 15 =
- 11.20 × 15 =
- 12.4 × 15 =
- 13.32 × 15 =
- 14.45 × 15 =
- 15.24 × 15 =
- 16.6 × 15 =
- 17.63 × 15 =
- 18.27 × 15 =
- 19.10 × 15 =
- 20.13 × 15 =
- 21.17 × 15 =
- 22.46 × 15 =
- 23.55 × 15 =
- 24.36 × 15 =
- 25.18 × 15 =
- 26.38 × 15 =
- 27.51 × 15 =
- 28.13 × 15 =
- 29.5 × 15 =
- 30.9 × 15 =
- 31.55 × 15 =
- 32.39 × 15 =
- 33.17 × 15 =
- 34.9 × 15 =
- 35.19 × 15 =
- 36.49 × 15 =
- 37.11 × 15 =
- 38.20 × 15 =
- 39.23 × 15 =
- 40.12 × 15 =
Answer key
- 945
- 735
- 615
- 390
- 840
- 390
- 375
- 750
- 945
- 855
- 300
- 60
- 480
- 675
- 360
- 90
- 945
- 405
- 150
- 195
- 255
- 690
- 825
- 540
- 270
- 570
- 765
- 195
- 75
- 135
- 825
- 585
- 255
- 135
- 285
- 735
- 165
- 300
- 345
- 180
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths