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Solve Exercise 2 on Page 56 of Math 4 Textbook in Concentration Practice, Calculating with the Most Convenient Method:
Guidance for Solving Exercise 2 on Page 56 of Math 4 Textbook
Problem Statement: Calculate using the most convenient method: a) 6257 + 989 + 743 b) 5798 + 322 + 4678
Perform the following additions:
a) 6257 + 989 + 743 = 7989
b) 5798 + 322 + 4678 = 10798.
Here are the solutions:
a) 6257 + 989 + 743 = 7989
b) 5798 + 322 + 4678 = 10798.
Results:
a) 6257 + 989 + 743 = 7989
b) 5798 + 322 + 4678 = 10798.
