This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.
ScanSolve AI Answer
Here are the completed rows for the table: Row 1: 38 + 25 = Step 1: Add the units. 8 units + 5 units = 13 units Step 2: Add the tens. 3 tens + 2 tens = 5 tens Step 3: Combine and write the number. 5 tens + 13 units = 50 + 13 = 63 Row 2: 77 + 31 = Step 1: Add the units. 7 units + 1 unit = 8 units Step 2: Add the tens. 7 tens + 3 tens = 10 tens Step 3: Combine and write the number. 10 tens + 8 units = 100 + 8 = 108 Row 3: 68 + 45 = Step 1: Add the units. 8 units + 5 units = 13 units Step 2: Add the tens. 6 tens + 4 tens = 10 tens Step 3: Combine and write the number. 10 tens + 13 units = 100 + 13 = 113 Row 4: 83 + 47 = Step 1: Add the units. 3 units + 7 units = 10 units Step 2: Add the tens. 8 tens + 4 tens = 12 tens Step 3: Combine and write the number. 12 tens + 10 units = 120 + 10 = 130 Here is the completed table: | Use base ten blocks to make these two numbers. | All together how many tens? how many units? | Did you group tens or units? Check the place value where you regrouped. | Write the number. | | :--------------------------------------------- | :------------------------------------------ | :---------------------------------------------------------------------- | :---------------- | | 23 + 99 = | 11 tens, 12 units | 11 tens + 12 units = 110 + 12 | 122 | | 38 + 25 = | 5 tens, 13 units | 5 tens + 13 units = 50 + 13 | 63 | | 77 + 31 = | 10 tens, 8 units | 10 tens + 8 units = 100 + 8 | 108 | | 68 + 45 = | 10 tens, 13 units | 10 tens + 13 units = 100 + 13 | 113 | | 83 + 47 = | 12 tens, 10 units | 12 tens + 10 units = 120 + 10 | 130 | Last free one today — make it count tomorrow, or type /upgrade for unlimited.