Multiply a 2-digit number by a 1-digit number
Split into tens and ones, multiply both, add. 34 × 6 = 180 + 24 = 204.
How long?
Type the answer. Correct answers move on by themselves. Press Enter to skip a wrong one.
How the trick works
- Split the 2-digit number into tens and ones.
- Multiply each part.
- Add the two answers.
Worked examples
34 × 6: split 34 into 30 + 4.
30 × 6 = 180 and 4 × 6 = 24, so 204.
57 × 4: split 57 into 50 + 7.
50 × 4 = 200 and 7 × 4 = 28, so 228.
83 × 7: split 83 into 80 + 3.
80 × 7 = 560 and 3 × 7 = 21, so 581.
Practise it
Take the 1 minute drill above a few times. When you can do most of them without slowing down, try level 4, which mixes this trick with others.