By accessing our 180 Days of Math for Sixth Grade Answers Key Day 161 regularly, students can get better problem-solving skills.
180 Days of Math for Sixth Grade Answers Key Day 161
Directions: Solve each problem.
Question 1.
263 – 147 = ___________
Answer:
263 – 147 = 116
Explanation:
Perform subtraction operation on above two given numbers. Subtract 147 from 263 the difference is 116.
Question 2.
Answer:
Explanation:
Perform multiplication operation on above two given numbers. Multiply 100 with 43 the product is 4,300.
Question 3.
How many groups of six are in 180?
Answer:
To find the number of groups of 6 in 180 we have to divide 180 by 6.
180 ÷ 6 = 30
So there are 30 groups of six in 180.
Question 4.
What is the value of the digit 4 in the number 247,890?
Answer:
The value of the given number 247,890 from left to right is as below,
2 – Hundred Thousands
4 – Ten Thousands
7 – Thousands
8 – Hundreds
9 – Tens
0 – Ones
The value of the digit 4 in the number 247,890 is Ten thousands.
Question 5.
Write 7.04 as a mixed number.
Answer:
7 1/25 is a mixed number for 7.04.
Explanation:
The improper fraction 176/25 in mixed number form as 7 1/25. So, 7 1/25 is a mixed number for 7.04.
Question 6.
2 × 3 
10 = 16
Answer:
2 × 3 
10 = 16
Explanation:
To get the sum 16 we need to perform addition operation in the expression after the digit 3 and before the digit 10. Place the addition symbol in between 3 and 10. First multiply 2 with 3 the product is 6. Add 6 with 10 the sum is 16.
Question 7.
× 30 = 1,800
Answer:
× 30 = 1,800
Explanation:
To get the product 1,800 we need to perform multiplication operation. Multiply 60 with 30 the product is 1,800. The missing multiplier is 60.
Question 8.
Find k.
k + 45 = 371
k = __________
Answer:
k + 45 = 371
k = 371 – 45
k = 326
Explanation:
To calculate the K value we need to perform subtraction operation on given equation. Subtract 45 from 371 the difference is 326.
Question 9.
How many meters are in 624 centimeters?
Answer:
We know that,
1 meter = 100 centimeters
1 centimeter = 0.01 meter
Multiply 624 centimeters with 0.01meters is as below:
624 centimeters x 0.01 meters = 6.24 meters
There are 6.24 meters in 624 centimeters.
Question 10.
What is the perimeter of a square with 15-m sides?
Answer:
Perimeter of a square = 4 x side
Perimeter of a square = 4 x 15 m = 60 m
The perimeter of a square with 15-m sides is 60 m.
Question 11.
What fraction of the birds seen were either parrots or sparrows?
Answer:
There are two types of birds parrots and sparrows.
The fraction of the birds seen were either parrots or sparrows are 1/2 fraction.
Question 12.
Round each item on the bill to the nearest nickel. Then find the change from $20.00 of the total rounded amount.
Answer:
The bill $0.87 is rounded to the nearest nickel as $0.85.
The bill $2.66 is rounded to the nearest nickel as $2.65.
The bill $3.90 is rounded to the nearest nickel as $3.90.
The bill $1.63 is rounded to the nearest nickel as $1.65.
The bill $2.53 is rounded to the nearest nickel as $2.55.
The bill $1.30 is rounded to the nearest nickel as $1.30.
The total rounded amount is obtained by adding above rounded bills.
$0.85 + $2.65 + $3.90 + $1.65 + $2.55 + $1.30 = $12.90
Change is obtained by subtracting total rounded amount from $20.00.
$20.00 – $12.90 = $7.10
Change is equal to $7.10.