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
- 1.6 × 15 =
- 2.37 × 15 =
- 3.62 × 15 =
- 4.55 × 15 =
- 5.52 × 15 =
- 6.13 × 15 =
- 7.10 × 15 =
- 8.31 × 15 =
- 9.44 × 15 =
- 10.14 × 15 =
- 11.17 × 15 =
- 12.23 × 15 =
- 13.38 × 15 =
- 14.30 × 15 =
- 15.20 × 15 =
- 16.64 × 15 =
- 17.62 × 15 =
- 18.51 × 15 =
- 19.52 × 15 =
- 20.55 × 15 =
- 21.23 × 15 =
- 22.64 × 15 =
- 23.17 × 15 =
- 24.57 × 15 =
- 25.17 × 15 =
- 26.26 × 15 =
- 27.16 × 15 =
- 28.8 × 15 =
- 29.22 × 15 =
- 30.11 × 15 =
- 31.35 × 15 =
- 32.50 × 15 =
- 33.20 × 15 =
- 34.50 × 15 =
- 35.13 × 15 =
- 36.60 × 15 =
- 37.41 × 15 =
- 38.61 × 15 =
- 39.60 × 15 =
- 40.58 × 15 =
Answer key
- 90
- 555
- 930
- 825
- 780
- 195
- 150
- 465
- 660
- 210
- 255
- 345
- 570
- 450
- 300
- 960
- 930
- 765
- 780
- 825
- 345
- 960
- 255
- 855
- 255
- 390
- 240
- 120
- 330
- 165
- 525
- 750
- 300
- 750
- 195
- 900
- 615
- 915
- 900
- 870
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths