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
- 1.38 × 15 =
- 2.38 × 15 =
- 3.40 × 15 =
- 4.60 × 15 =
- 5.41 × 15 =
- 6.13 × 15 =
- 7.30 × 15 =
- 8.26 × 15 =
- 9.16 × 15 =
- 10.7 × 15 =
- 11.29 × 15 =
- 12.13 × 15 =
- 13.8 × 15 =
- 14.8 × 15 =
- 15.62 × 15 =
- 16.26 × 15 =
- 17.38 × 15 =
- 18.35 × 15 =
- 19.23 × 15 =
- 20.9 × 15 =
- 21.8 × 15 =
- 22.22 × 15 =
- 23.59 × 15 =
- 24.56 × 15 =
- 25.14 × 15 =
- 26.15 × 15 =
- 27.61 × 15 =
- 28.25 × 15 =
- 29.51 × 15 =
- 30.29 × 15 =
- 31.54 × 15 =
- 32.17 × 15 =
- 33.43 × 15 =
- 34.48 × 15 =
- 35.22 × 15 =
- 36.47 × 15 =
- 37.58 × 15 =
- 38.18 × 15 =
- 39.8 × 15 =
- 40.46 × 15 =
Answer key
- 570
- 570
- 600
- 900
- 615
- 195
- 450
- 390
- 240
- 105
- 435
- 195
- 120
- 120
- 930
- 390
- 570
- 525
- 345
- 135
- 120
- 330
- 885
- 840
- 210
- 225
- 915
- 375
- 765
- 435
- 810
- 255
- 645
- 720
- 330
- 705
- 870
- 270
- 120
- 690
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths