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 =
- 2.40 × 15 =
- 3.11 × 15 =
- 4.53 × 15 =
- 5.51 × 15 =
- 6.63 × 15 =
- 7.4 × 15 =
- 8.30 × 15 =
- 9.11 × 15 =
- 10.50 × 15 =
- 11.59 × 15 =
- 12.56 × 15 =
- 13.7 × 15 =
- 14.30 × 15 =
- 15.62 × 15 =
- 16.10 × 15 =
- 17.64 × 15 =
- 18.46 × 15 =
- 19.4 × 15 =
- 20.19 × 15 =
- 21.59 × 15 =
- 22.4 × 15 =
- 23.52 × 15 =
- 24.64 × 15 =
- 25.41 × 15 =
- 26.22 × 15 =
- 27.37 × 15 =
- 28.5 × 15 =
- 29.16 × 15 =
- 30.58 × 15 =
- 31.64 × 15 =
- 32.25 × 15 =
- 33.30 × 15 =
- 34.55 × 15 =
- 35.32 × 15 =
- 36.48 × 15 =
- 37.34 × 15 =
- 38.17 × 15 =
- 39.5 × 15 =
- 40.16 × 15 =
Answer key
- 135
- 600
- 165
- 795
- 765
- 945
- 60
- 450
- 165
- 750
- 885
- 840
- 105
- 450
- 930
- 150
- 960
- 690
- 60
- 285
- 885
- 60
- 780
- 960
- 615
- 330
- 555
- 75
- 240
- 870
- 960
- 375
- 450
- 825
- 480
- 720
- 510
- 255
- 75
- 240
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths