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
- 1.16 × 15 =
- 2.56 × 15 =
- 3.49 × 15 =
- 4.27 × 15 =
- 5.58 × 15 =
- 6.25 × 15 =
- 7.35 × 15 =
- 8.22 × 15 =
- 9.6 × 15 =
- 10.36 × 15 =
- 11.11 × 15 =
- 12.33 × 15 =
- 13.21 × 15 =
- 14.6 × 15 =
- 15.59 × 15 =
- 16.44 × 15 =
- 17.8 × 15 =
- 18.9 × 15 =
- 19.19 × 15 =
- 20.57 × 15 =
- 21.10 × 15 =
- 22.18 × 15 =
- 23.59 × 15 =
- 24.45 × 15 =
- 25.11 × 15 =
- 26.8 × 15 =
- 27.27 × 15 =
- 28.61 × 15 =
- 29.52 × 15 =
- 30.57 × 15 =
- 31.20 × 15 =
- 32.9 × 15 =
- 33.18 × 15 =
- 34.26 × 15 =
- 35.19 × 15 =
- 36.28 × 15 =
- 37.57 × 15 =
- 38.30 × 15 =
- 39.8 × 15 =
- 40.63 × 15 =
Answer key
- 240
- 840
- 735
- 405
- 870
- 375
- 525
- 330
- 90
- 540
- 165
- 495
- 315
- 90
- 885
- 660
- 120
- 135
- 285
- 855
- 150
- 270
- 885
- 675
- 165
- 120
- 405
- 915
- 780
- 855
- 300
- 135
- 270
- 390
- 285
- 420
- 855
- 450
- 120
- 945
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths