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To solve the problem of adding 39 and 24, follow these steps:
Step 1: Write the numbers in a column format, aligning the digits by their place value (ones under ones, tens under tens):
39
+ 24
------
Step 2: Add the digits in the 'ones' column: 9 + 4 = 13. Write the 3 in the 'ones' place and carry over 1 to the 'tens' place.
Step 3: Add the digits in the 'tens' column along with the carry: 3 + 2 + 1 (carry) = 6. Write the 6 in the 'tens' place.
Final Calculation:
63
Therefore, the sum of 39 and 24 is .
If we have 67 blocks in total, how many blocks will remain if we remove 5 tens and 4 ones?
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