Let's solve this step by step.
---
Part 1: Select the appropriate name for the colored period.
We need to identify what
period (group of three digits) is highlighted in red and give it its correct
name based on place value.
####
Place Value Periods (from right to left):
-
Ones (units)
-
Thousands
-
Millions
-
Billions
-
Trillions
-
Quadrillions, etc.
Each group of three digits is a
period.
---
1) 67,890,653,016,785
Colored:
890 → This is in the
billions period.
→ The number is:
...67
trillion,
890 billion, 653 million, 016 thousand, 785
So,
890 is in the
billions period.
✔ Answer: Billions
---
2) 732,020,873
Colored:
732 → This is the
leftmost group.
Number:
732 million, 020 thousand, 873
So,
732 is in the
millions period.
✔ Answer: Millions
---
3) 116,290,027,250
Colored:
027 → This is the
thousands period.
Breakdown:
116 billion, 290 million,
027 thousand, 250
So,
027 is in the
thousands period.
✔ Answer: Thousands
---
4) 22,674,235
Colored:
235 → This is the
ones period.
Number: 22 million, 674 thousand,
235
So,
235 is in the
ones period.
✔ Answer: Ones
---
5) 2,906,018,340,005
Colored:
2 → This is the
trillions period.
Number:
2 trillion, 906 billion, 018 million, 340 thousand, 005
So,
2 is in the
trillions period.
✔ Answer: Trillions
---
Part 2: Write the numbers below.
Now we write the numbers in
standard form (digits).
---
6) Eight hundred ten trillion, nine hundred fifty-nine
- "Eight hundred ten trillion" = 810,000,000,000,000
- "Nine hundred fifty-nine" = 959
Add them:
→
810,000,000,000,959
✔ Answer: 810,000,000,000,959
---
7) Thirty-one billion, one hundred eighteen
- 31 billion = 31,000,000,000
- 118 = 118
→
31,000,000,118
✔ Answer: 31,000,000,118
---
8) One hundred seventy-eight thousand, four hundred fifty
- 178,000 + 450 =
178,450
✔ Answer: 178,450
---
9) Six million, one hundred four thousand, five hundred
- 6,000,000
- 104,000
- 500
Add: 6,000,000 + 104,000 = 6,104,000 + 500 =
6,104,500
✔ Answer: 6,104,500
---
10) Sixty trillion, one hundred seven million, four thousand, five hundred
- 60,000,000,000,000 (sixty trillion)
- 107,000,000 (one hundred seven million)
- 4,000 (four thousand)
- 500 (five hundred)
Add them:
60,000,000,000,000
+ 107,000,000
+ 4,000
+ 500
=
60,000,107,004,500
✔ Answer: 60,000,107,004,500
---
✔ Final Answers:
#### Part 1:
1)
Billions
2)
Millions
3)
Thousands
4)
Ones
5)
Trillions
#### Part 2:
6)
810,000,000,000,959
7)
31,000,000,118
8)
178,450
9)
6,104,500
10)
60,000,107,004,500
Let me know if you'd like this formatted as a printable answer sheet!
Parent Tip: Review the logic above to help your child master the concept of place value worksheet up to trillions.
