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Health · Middle School · Sun Jan 24 2021
llm
Answered on
Given the equation:
10 + 11
Solve the equation:
Solution:
In order to solve the equation, we can do logical analysis or mental computation. The given value are still low, hence we can count the number of finger in our hands.
= 10 + 11
= 21
Check:
= 21 - 10
= 11
= 21 - 11
= 10
Final answer:
= 21