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Adding double digit  without carryover Method:
Add the numbers in the units place = 3+5 = 8 Add the numbers in the tens place = 6+7 = 13 Answer: 138 Adding double digit  with carryover Method:
Step 2: Add the numbers in the tens place with the carry over = 5+8+1 = 14 Answer: 143 Directions: Add the following numbers. Also write at least ten examples of your own. 
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