To multiply any two-digit number by 11, separate the two digits and drop their sum into the space between them. If the sum is 10 or greater, simply carry 1 into the hundreds place.
...
Correct!
...
🏆
Session Completed!
Skill: Multiplying by 11 (Split & Insert Sum)
100%
10 of 10 correct in 18.4s (avg 1.8s/q)
Question Breakdown & Solutions:
| # | Problem | Your Choice | Correct | Step-by-Step Reasoning |
|---|