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
- 1.37 × 15 =
- 2.50 × 15 =
- 3.60 × 15 =
- 4.59 × 15 =
- 5.19 × 15 =
- 6.44 × 15 =
- 7.20 × 15 =
- 8.53 × 15 =
- 9.26 × 15 =
- 10.14 × 15 =
- 11.10 × 15 =
- 12.43 × 15 =
- 13.53 × 15 =
- 14.6 × 15 =
- 15.11 × 15 =
- 16.60 × 15 =
- 17.34 × 15 =
- 18.14 × 15 =
- 19.38 × 15 =
- 20.47 × 15 =
- 21.23 × 15 =
- 22.42 × 15 =
- 23.27 × 15 =
- 24.39 × 15 =
- 25.31 × 15 =
- 26.55 × 15 =
- 27.12 × 15 =
- 28.49 × 15 =
- 29.34 × 15 =
- 30.62 × 15 =
- 31.23 × 15 =
- 32.8 × 15 =
- 33.5 × 15 =
- 34.55 × 15 =
- 35.30 × 15 =
- 36.52 × 15 =
- 37.64 × 15 =
- 38.59 × 15 =
- 39.30 × 15 =
- 40.52 × 15 =
Answer key
- 555
- 750
- 900
- 885
- 285
- 660
- 300
- 795
- 390
- 210
- 150
- 645
- 795
- 90
- 165
- 900
- 510
- 210
- 570
- 705
- 345
- 630
- 405
- 585
- 465
- 825
- 180
- 735
- 510
- 930
- 345
- 120
- 75
- 825
- 450
- 780
- 960
- 885
- 450
- 780
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths