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
- 1.30 × 15 =
- 2.52 × 15 =
- 3.11 × 15 =
- 4.8 × 15 =
- 5.12 × 15 =
- 6.9 × 15 =
- 7.36 × 15 =
- 8.40 × 15 =
- 9.49 × 15 =
- 10.13 × 15 =
- 11.23 × 15 =
- 12.12 × 15 =
- 13.52 × 15 =
- 14.33 × 15 =
- 15.42 × 15 =
- 16.45 × 15 =
- 17.56 × 15 =
- 18.38 × 15 =
- 19.11 × 15 =
- 20.48 × 15 =
- 21.33 × 15 =
- 22.11 × 15 =
- 23.50 × 15 =
- 24.21 × 15 =
- 25.8 × 15 =
- 26.57 × 15 =
- 27.61 × 15 =
- 28.4 × 15 =
- 29.42 × 15 =
- 30.29 × 15 =
- 31.33 × 15 =
- 32.44 × 15 =
- 33.6 × 15 =
- 34.52 × 15 =
- 35.8 × 15 =
- 36.20 × 15 =
- 37.16 × 15 =
- 38.50 × 15 =
- 39.10 × 15 =
- 40.55 × 15 =
Answer key
- 450
- 780
- 165
- 120
- 180
- 135
- 540
- 600
- 735
- 195
- 345
- 180
- 780
- 495
- 630
- 675
- 840
- 570
- 165
- 720
- 495
- 165
- 750
- 315
- 120
- 855
- 915
- 60
- 630
- 435
- 495
- 660
- 90
- 780
- 120
- 300
- 240
- 750
- 150
- 825
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths