To find the average of a set of numbers, you need to follow two simple steps:
1.
Add all the numbers together to get the total sum.
2.
Divide that total by how many numbers there are.
Let’s go through each problem one by one.
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Problem 1: 62, 78, 45, 59
Step 1: Add them up
62 + 78 = 140
140 + 45 = 185
185 + 59 = 244
Step 2: Count how many numbers → 4 numbers
Divide: 244 ÷ 4 = 61
✔ Average is 61
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Problem 2: 59, 48, 67, 86, 85
Step 1: Add them
59 + 48 = 107
107 + 67 = 174
174 + 86 = 260
260 + 85 = 345
Step 2: Count → 5 numbers
Divide: 345 ÷ 5 = 69
✔ Average is 69
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Problem 3: 89, 102, 105, 99, 110
Step 1: Add
89 + 102 = 191
191 + 105 = 296
296 + 99 = 395
395 + 110 = 505
Step 2: Count → 5 numbers
Divide: 505 ÷ 5 = 101
✔ Average is 101
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Problem 4: 213, 225, 190, 264, 203
Step 1: Add
213 + 225 = 438
438 + 190 = 628
628 + 264 = 892
892 + 203 = 1095
Step 2: Count → 5 numbers
Divide: 1095 ÷ 5 = 219
✔ Average is 219
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Problem 5: 545, 673, 832, 500, 245
Step 1: Add
545 + 673 = 1218
1218 + 832 = 2050
2050 + 500 = 2550
2550 + 245 = 2795
Step 2: Count → 5 numbers
Divide: 2795 ÷ 5 = 559
✔ Average is 559
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Final Answer:
61, 69, 101, 219, 559
Parent Tip: Review the logic above to help your child master the concept of average worksheet.