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
- 1.26 × 15 =
- 2.52 × 15 =
- 3.47 × 15 =
- 4.16 × 15 =
- 5.54 × 15 =
- 6.50 × 15 =
- 7.11 × 15 =
- 8.53 × 15 =
- 9.27 × 15 =
- 10.46 × 15 =
- 11.45 × 15 =
- 12.53 × 15 =
- 13.30 × 15 =
- 14.11 × 15 =
- 15.50 × 15 =
- 16.53 × 15 =
- 17.49 × 15 =
- 18.41 × 15 =
- 19.47 × 15 =
- 20.47 × 15 =
- 21.55 × 15 =
- 22.29 × 15 =
- 23.49 × 15 =
- 24.28 × 15 =
- 25.28 × 15 =
- 26.32 × 15 =
- 27.13 × 15 =
- 28.52 × 15 =
- 29.11 × 15 =
- 30.59 × 15 =
- 31.56 × 15 =
- 32.4 × 15 =
- 33.11 × 15 =
- 34.19 × 15 =
- 35.50 × 15 =
- 36.6 × 15 =
- 37.63 × 15 =
- 38.33 × 15 =
- 39.41 × 15 =
- 40.48 × 15 =
Answer key
- 390
- 780
- 705
- 240
- 810
- 750
- 165
- 795
- 405
- 690
- 675
- 795
- 450
- 165
- 750
- 795
- 735
- 615
- 705
- 705
- 825
- 435
- 735
- 420
- 420
- 480
- 195
- 780
- 165
- 885
- 840
- 60
- 165
- 285
- 750
- 90
- 945
- 495
- 615
- 720
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths