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
- 1.35 × 15 =
- 2.58 × 15 =
- 3.57 × 15 =
- 4.35 × 15 =
- 5.53 × 15 =
- 6.63 × 15 =
- 7.38 × 15 =
- 8.43 × 15 =
- 9.46 × 15 =
- 10.55 × 15 =
- 11.37 × 15 =
- 12.63 × 15 =
- 13.25 × 15 =
- 14.59 × 15 =
- 15.34 × 15 =
- 16.54 × 15 =
- 17.10 × 15 =
- 18.48 × 15 =
- 19.55 × 15 =
- 20.16 × 15 =
- 21.13 × 15 =
- 22.11 × 15 =
- 23.30 × 15 =
- 24.32 × 15 =
- 25.28 × 15 =
- 26.9 × 15 =
- 27.42 × 15 =
- 28.44 × 15 =
- 29.42 × 15 =
- 30.44 × 15 =
- 31.30 × 15 =
- 32.30 × 15 =
- 33.14 × 15 =
- 34.41 × 15 =
- 35.6 × 15 =
- 36.23 × 15 =
- 37.14 × 15 =
- 38.5 × 15 =
- 39.14 × 15 =
- 40.22 × 15 =
Answer key
- 525
- 870
- 855
- 525
- 795
- 945
- 570
- 645
- 690
- 825
- 555
- 945
- 375
- 885
- 510
- 810
- 150
- 720
- 825
- 240
- 195
- 165
- 450
- 480
- 420
- 135
- 630
- 660
- 630
- 660
- 450
- 450
- 210
- 615
- 90
- 345
- 210
- 75
- 210
- 330
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths