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
- 1.45 × 15 =
- 2.32 × 15 =
- 3.22 × 15 =
- 4.33 × 15 =
- 5.48 × 15 =
- 6.63 × 15 =
- 7.41 × 15 =
- 8.13 × 15 =
- 9.44 × 15 =
- 10.57 × 15 =
- 11.46 × 15 =
- 12.39 × 15 =
- 13.13 × 15 =
- 14.40 × 15 =
- 15.33 × 15 =
- 16.56 × 15 =
- 17.43 × 15 =
- 18.7 × 15 =
- 19.53 × 15 =
- 20.61 × 15 =
- 21.27 × 15 =
- 22.16 × 15 =
- 23.45 × 15 =
- 24.16 × 15 =
- 25.13 × 15 =
- 26.43 × 15 =
- 27.9 × 15 =
- 28.32 × 15 =
- 29.24 × 15 =
- 30.58 × 15 =
- 31.57 × 15 =
- 32.46 × 15 =
- 33.46 × 15 =
- 34.61 × 15 =
- 35.29 × 15 =
- 36.61 × 15 =
- 37.49 × 15 =
- 38.35 × 15 =
- 39.14 × 15 =
- 40.20 × 15 =
Answer key
- 675
- 480
- 330
- 495
- 720
- 945
- 615
- 195
- 660
- 855
- 690
- 585
- 195
- 600
- 495
- 840
- 645
- 105
- 795
- 915
- 405
- 240
- 675
- 240
- 195
- 645
- 135
- 480
- 360
- 870
- 855
- 690
- 690
- 915
- 435
- 915
- 735
- 525
- 210
- 300
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths