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
- 1.63 × 15 =
- 2.58 × 15 =
- 3.33 × 15 =
- 4.33 × 15 =
- 5.36 × 15 =
- 6.7 × 15 =
- 7.25 × 15 =
- 8.32 × 15 =
- 9.52 × 15 =
- 10.35 × 15 =
- 11.29 × 15 =
- 12.11 × 15 =
- 13.34 × 15 =
- 14.41 × 15 =
- 15.23 × 15 =
- 16.64 × 15 =
- 17.6 × 15 =
- 18.40 × 15 =
- 19.52 × 15 =
- 20.6 × 15 =
- 21.63 × 15 =
- 22.30 × 15 =
- 23.43 × 15 =
- 24.26 × 15 =
- 25.44 × 15 =
- 26.13 × 15 =
- 27.31 × 15 =
- 28.24 × 15 =
- 29.61 × 15 =
- 30.61 × 15 =
- 31.32 × 15 =
- 32.63 × 15 =
- 33.17 × 15 =
- 34.19 × 15 =
- 35.12 × 15 =
- 36.49 × 15 =
- 37.20 × 15 =
- 38.60 × 15 =
- 39.50 × 15 =
- 40.17 × 15 =
Answer key
- 945
- 870
- 495
- 495
- 540
- 105
- 375
- 480
- 780
- 525
- 435
- 165
- 510
- 615
- 345
- 960
- 90
- 600
- 780
- 90
- 945
- 450
- 645
- 390
- 660
- 195
- 465
- 360
- 915
- 915
- 480
- 945
- 255
- 285
- 180
- 735
- 300
- 900
- 750
- 255
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths