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
- 1.27 × 15 =
- 2.9 × 15 =
- 3.37 × 15 =
- 4.33 × 15 =
- 5.35 × 15 =
- 6.27 × 15 =
- 7.22 × 15 =
- 8.51 × 15 =
- 9.56 × 15 =
- 10.35 × 15 =
- 11.64 × 15 =
- 12.55 × 15 =
- 13.28 × 15 =
- 14.19 × 15 =
- 15.8 × 15 =
- 16.64 × 15 =
- 17.35 × 15 =
- 18.56 × 15 =
- 19.17 × 15 =
- 20.56 × 15 =
- 21.50 × 15 =
- 22.19 × 15 =
- 23.30 × 15 =
- 24.59 × 15 =
- 25.17 × 15 =
- 26.49 × 15 =
- 27.34 × 15 =
- 28.50 × 15 =
- 29.56 × 15 =
- 30.24 × 15 =
- 31.31 × 15 =
- 32.31 × 15 =
- 33.32 × 15 =
- 34.62 × 15 =
- 35.40 × 15 =
- 36.12 × 15 =
- 37.56 × 15 =
- 38.30 × 15 =
- 39.8 × 15 =
- 40.14 × 15 =
Answer key
- 405
- 135
- 555
- 495
- 525
- 405
- 330
- 765
- 840
- 525
- 960
- 825
- 420
- 285
- 120
- 960
- 525
- 840
- 255
- 840
- 750
- 285
- 450
- 885
- 255
- 735
- 510
- 750
- 840
- 360
- 465
- 465
- 480
- 930
- 600
- 180
- 840
- 450
- 120
- 210
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths