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
- 1.53 × 15 =
- 2.24 × 15 =
- 3.12 × 15 =
- 4.33 × 15 =
- 5.40 × 15 =
- 6.52 × 15 =
- 7.15 × 15 =
- 8.29 × 15 =
- 9.41 × 15 =
- 10.27 × 15 =
- 11.16 × 15 =
- 12.17 × 15 =
- 13.62 × 15 =
- 14.22 × 15 =
- 15.27 × 15 =
- 16.56 × 15 =
- 17.59 × 15 =
- 18.20 × 15 =
- 19.10 × 15 =
- 20.22 × 15 =
- 21.48 × 15 =
- 22.61 × 15 =
- 23.14 × 15 =
- 24.9 × 15 =
- 25.24 × 15 =
- 26.12 × 15 =
- 27.54 × 15 =
- 28.14 × 15 =
- 29.19 × 15 =
- 30.37 × 15 =
- 31.31 × 15 =
- 32.5 × 15 =
- 33.41 × 15 =
- 34.36 × 15 =
- 35.7 × 15 =
- 36.64 × 15 =
- 37.28 × 15 =
- 38.24 × 15 =
- 39.52 × 15 =
- 40.9 × 15 =
Answer key
- 795
- 360
- 180
- 495
- 600
- 780
- 225
- 435
- 615
- 405
- 240
- 255
- 930
- 330
- 405
- 840
- 885
- 300
- 150
- 330
- 720
- 915
- 210
- 135
- 360
- 180
- 810
- 210
- 285
- 555
- 465
- 75
- 615
- 540
- 105
- 960
- 420
- 360
- 780
- 135
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths