Solve the exercise using the number line below:
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Solve the exercise using the number line below:
To solve the problem, , we will use direct addition by aligning the numbers according to their place values and then verify using a number line:
The sum of and is . Verifying this using the number line would show incremental steps leading to the same sum, but in this context, direct addition confirms the accuracy. Thus, given the multiple-choice options, the correct answer is , which matches choice 4.
The solution to the problem is .
Choose the correct answer:
\( 693+705=\text{ ?} \)
Breaking numbers into place values makes mental math easier! Instead of one big +550 jump, you can do +500, +40, +10. Each jump is simpler to visualize and calculate.
Write down each landing point! Start at 460, then 460 + 500 = 960, then 960 + 40 = 1000, finally 1000 + 10 = 1010. Keep a running total.
Yes! Column addition is often faster for larger numbers. Line up the digits by place value, add from right to left, and carry over when needed. Both methods give the same answer!
Use the method that makes most sense to you! Number lines are great for visualizing, while column addition is efficient for multi-digit problems. Practice both!
When adding digits gives you 10 or more, you write the ones digit and carry the tens digit to the next column. Like : write 1, carry 1.
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