Problem Description:
The task is to complete a 100 chart by filling in the missing numbers. A 100 chart is a grid of 10 rows and 10 columns, where each cell contains a number from 1 to 100. The numbers increase sequentially from left to right and top to bottom.
Given Information:
- The chart is partially filled with some numbers.
- The numbers provided are: 4, 19, 25, 31, 47, 53, 68, 80, 86, and 92.
- The goal is to fill in all the missing numbers in the grid.
Solution Approach:
1.
Understand the Structure:
- The 100 chart is a 10x10 grid.
- Numbers increase by 1 as you move right within a row.
- Numbers increase by 10 as you move down to the next row.
2.
Identify Patterns:
- Use the given numbers to determine their positions in the grid.
- Fill in the missing numbers based on the sequential pattern.
3.
Step-by-Step Filling:
- Start with the given numbers and place them in the correct positions.
- Use the patterns to fill in the surrounding cells.
Step-by-Step Solution:
#### 1. Place the Given Numbers:
-
4: This is in the first row, fifth column.
-
19: This is in the second row, tenth column.
-
25: This is in the third row, fifth column.
-
31: This is in the fourth row, first column.
-
47: This is in the fifth row, eighth column.
-
53: This is in the sixth row, fourth column.
-
68: This is in the seventh row, ninth column.
-
80: This is in the eighth row, tenth column.
-
86: This is in the ninth row, seventh column.
-
92: This is in the tenth row, third column.
#### 2. Fill in the Missing Numbers:
Using the patterns (increasing by 1 horizontally and by 10 vertically), we can fill in the rest of the chart. Here is the completed chart:
```
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30
31 32 33 34 35 36 37 38 39 40
41 42 43 44 45 46 47 48 49 50
51 52 53 54 55 56 57 58 59 60
61 62 63 64 65 66 67 68 69 70
71 72 73 74 75 76 77 78 79 80
81 82 83 84 85 86 87 88 89 90
91 92 93 94 95 96 97 98 99 100
```
Final Answer:
The completed 100 chart is as follows:
\[
\boxed{
\begin{array}{cccccccccc}
1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 & 9 & 10 \\
11 & 12 & 13 & 14 & 15 & 16 & 17 & 18 & 19 & 20 \\
21 & 22 & 23 & 24 & 25 & 26 & 27 & 28 & 29 & 30 \\
31 & 32 & 33 & 34 & 35 & 36 & 37 & 38 & 39 & 40 \\
41 & 42 & 43 & 44 & 45 & 46 & 47 & 48 & 49 & 50 \\
51 & 52 & 53 & 54 & 55 & 56 & 57 & 58 & 59 & 60 \\
61 & 62 & 63 & 64 & 65 & 66 & 67 & 68 & 69 & 70 \\
71 & 72 & 73 & 74 & 75 & 76 & 77 & 78 & 79 & 80 \\
81 & 82 & 83 & 84 & 85 & 86 & 87 & 88 & 89 & 90 \\
91 & 92 & 93 & 94 & 95 & 96 & 97 & 98 & 99 & 100 \\
\end{array}
}
\]
Parent Tip: Review the logic above to help your child master the concept of 100th day of school worksheet for 1st grade.