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 =
- 2.20 × 15 =
- 3.56 × 15 =
- 4.30 × 15 =
- 5.8 × 15 =
- 6.7 × 15 =
- 7.15 × 15 =
- 8.59 × 15 =
- 9.27 × 15 =
- 10.5 × 15 =
- 11.20 × 15 =
- 12.25 × 15 =
- 13.14 × 15 =
- 14.56 × 15 =
- 15.53 × 15 =
- 16.54 × 15 =
- 17.60 × 15 =
- 18.59 × 15 =
- 19.39 × 15 =
- 20.53 × 15 =
- 21.51 × 15 =
- 22.13 × 15 =
- 23.26 × 15 =
- 24.52 × 15 =
- 25.53 × 15 =
- 26.17 × 15 =
- 27.18 × 15 =
- 28.51 × 15 =
- 29.59 × 15 =
- 30.22 × 15 =
- 31.30 × 15 =
- 32.39 × 15 =
- 33.20 × 15 =
- 34.59 × 15 =
- 35.35 × 15 =
- 36.47 × 15 =
- 37.20 × 15 =
- 38.34 × 15 =
- 39.36 × 15 =
- 40.31 × 15 =
Answer key
- 540
- 300
- 840
- 450
- 120
- 105
- 225
- 885
- 405
- 75
- 300
- 375
- 210
- 840
- 795
- 810
- 900
- 885
- 585
- 795
- 765
- 195
- 390
- 780
- 795
- 255
- 270
- 765
- 885
- 330
- 450
- 585
- 300
- 885
- 525
- 705
- 300
- 510
- 540
- 465
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths