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
- 1.20 × 15 =
- 2.16 × 15 =
- 3.10 × 15 =
- 4.36 × 15 =
- 5.40 × 15 =
- 6.32 × 15 =
- 7.58 × 15 =
- 8.57 × 15 =
- 9.22 × 15 =
- 10.23 × 15 =
- 11.57 × 15 =
- 12.39 × 15 =
- 13.37 × 15 =
- 14.50 × 15 =
- 15.34 × 15 =
- 16.11 × 15 =
- 17.9 × 15 =
- 18.34 × 15 =
- 19.58 × 15 =
- 20.15 × 15 =
- 21.21 × 15 =
- 22.37 × 15 =
- 23.53 × 15 =
- 24.23 × 15 =
- 25.7 × 15 =
- 26.5 × 15 =
- 27.45 × 15 =
- 28.4 × 15 =
- 29.34 × 15 =
- 30.52 × 15 =
- 31.4 × 15 =
- 32.63 × 15 =
- 33.56 × 15 =
- 34.35 × 15 =
- 35.51 × 15 =
- 36.13 × 15 =
- 37.31 × 15 =
- 38.30 × 15 =
- 39.34 × 15 =
- 40.59 × 15 =
Answer key
- 300
- 240
- 150
- 540
- 600
- 480
- 870
- 855
- 330
- 345
- 855
- 585
- 555
- 750
- 510
- 165
- 135
- 510
- 870
- 225
- 315
- 555
- 795
- 345
- 105
- 75
- 675
- 60
- 510
- 780
- 60
- 945
- 840
- 525
- 765
- 195
- 465
- 450
- 510
- 885
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths