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
- 1.53 × 15 =
- 2.22 × 15 =
- 3.27 × 15 =
- 4.23 × 15 =
- 5.14 × 15 =
- 6.25 × 15 =
- 7.21 × 15 =
- 8.46 × 15 =
- 9.29 × 15 =
- 10.18 × 15 =
- 11.50 × 15 =
- 12.37 × 15 =
- 13.48 × 15 =
- 14.52 × 15 =
- 15.16 × 15 =
- 16.52 × 15 =
- 17.25 × 15 =
- 18.48 × 15 =
- 19.29 × 15 =
- 20.6 × 15 =
- 21.20 × 15 =
- 22.9 × 15 =
- 23.57 × 15 =
- 24.50 × 15 =
- 25.35 × 15 =
- 26.25 × 15 =
- 27.19 × 15 =
- 28.29 × 15 =
- 29.29 × 15 =
- 30.14 × 15 =
- 31.55 × 15 =
- 32.17 × 15 =
- 33.14 × 15 =
- 34.36 × 15 =
- 35.26 × 15 =
- 36.48 × 15 =
- 37.23 × 15 =
- 38.13 × 15 =
- 39.24 × 15 =
- 40.37 × 15 =
Answer key
- 795
- 330
- 405
- 345
- 210
- 375
- 315
- 690
- 435
- 270
- 750
- 555
- 720
- 780
- 240
- 780
- 375
- 720
- 435
- 90
- 300
- 135
- 855
- 750
- 525
- 375
- 285
- 435
- 435
- 210
- 825
- 255
- 210
- 540
- 390
- 720
- 345
- 195
- 360
- 555
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths