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
- 1.46 × 15 =
- 2.10 × 15 =
- 3.63 × 15 =
- 4.35 × 15 =
- 5.24 × 15 =
- 6.7 × 15 =
- 7.36 × 15 =
- 8.18 × 15 =
- 9.26 × 15 =
- 10.30 × 15 =
- 11.37 × 15 =
- 12.55 × 15 =
- 13.15 × 15 =
- 14.56 × 15 =
- 15.45 × 15 =
- 16.18 × 15 =
- 17.27 × 15 =
- 18.6 × 15 =
- 19.21 × 15 =
- 20.18 × 15 =
- 21.25 × 15 =
- 22.35 × 15 =
- 23.32 × 15 =
- 24.55 × 15 =
- 25.54 × 15 =
- 26.11 × 15 =
- 27.57 × 15 =
- 28.8 × 15 =
- 29.25 × 15 =
- 30.55 × 15 =
- 31.47 × 15 =
- 32.43 × 15 =
- 33.56 × 15 =
- 34.53 × 15 =
- 35.24 × 15 =
- 36.17 × 15 =
- 37.51 × 15 =
- 38.7 × 15 =
- 39.64 × 15 =
- 40.14 × 15 =
Answer key
- 690
- 150
- 945
- 525
- 360
- 105
- 540
- 270
- 390
- 450
- 555
- 825
- 225
- 840
- 675
- 270
- 405
- 90
- 315
- 270
- 375
- 525
- 480
- 825
- 810
- 165
- 855
- 120
- 375
- 825
- 705
- 645
- 840
- 795
- 360
- 255
- 765
- 105
- 960
- 210
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths