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
- 1.36 × 15 =
- 2.45 × 15 =
- 3.31 × 15 =
- 4.59 × 15 =
- 5.58 × 15 =
- 6.44 × 15 =
- 7.56 × 15 =
- 8.23 × 15 =
- 9.13 × 15 =
- 10.41 × 15 =
- 11.19 × 15 =
- 12.21 × 15 =
- 13.47 × 15 =
- 14.34 × 15 =
- 15.22 × 15 =
- 16.5 × 15 =
- 17.44 × 15 =
- 18.14 × 15 =
- 19.47 × 15 =
- 20.9 × 15 =
- 21.52 × 15 =
- 22.50 × 15 =
- 23.15 × 15 =
- 24.53 × 15 =
- 25.37 × 15 =
- 26.25 × 15 =
- 27.54 × 15 =
- 28.44 × 15 =
- 29.23 × 15 =
- 30.6 × 15 =
- 31.26 × 15 =
- 32.51 × 15 =
- 33.15 × 15 =
- 34.36 × 15 =
- 35.54 × 15 =
- 36.47 × 15 =
- 37.37 × 15 =
- 38.9 × 15 =
- 39.54 × 15 =
- 40.25 × 15 =
Answer key
- 540
- 675
- 465
- 885
- 870
- 660
- 840
- 345
- 195
- 615
- 285
- 315
- 705
- 510
- 330
- 75
- 660
- 210
- 705
- 135
- 780
- 750
- 225
- 795
- 555
- 375
- 810
- 660
- 345
- 90
- 390
- 765
- 225
- 540
- 810
- 705
- 555
- 135
- 810
- 375
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths