# 180 Days of Math for Sixth Grade Day 154 Answers Key

By accessing our 180 Days of Math for Sixth Grade Answers Key Day 154 regularly, students can get better problem-solving skills.

## 180 Days of Math for Sixth Grade Answers Key Day 154

Directions: Solve each problem.

Question 1.
180 + 97 = __________
180 + 97 = 277
Explanation:
Perform addition operation on above two given numbers. Add 180 with 97 the sum is 277.

Question 2.
50 • 30 = ___________

50 • 30 = 1,500
Explanation:
Perform multiplication operation on above two given numbers. Multiply 50 with 30 the product is 1,500.

Question 3.

Explanation:
Perform division operation on above two given numbers. Divide 240 by 6 the quotients is 40.

Question 4.
Is 242,277 an odd or an even number?
242,277 is an odd number.
Explanation:
When a number is divided by 2 leaves a remainder 1 is called odd number. Divide 242,277 by 2 the quotient is 121,138. The number 242,277 leaves a remainder of 1. So the given number is odd number.

Question 5.
Simplify $$\frac{6}{9}$$.
$$\frac{6}{9}$$ = 2/3
The simplified form of the fraction 6/9 is 2/3.

Question 6.
(17 + 5) × 2 – 3 = __________
(17 + 5) × 2 – 3
= 22 × 2 – 3
= 44 -3
= 41
Explanation:
Add 17 with 5 the sum is 22. Now the expression is 22 × 2 – 3.
Next perform multiplication operation on the expression. Multiply 22 with 2the product is 44. Now the expression is 44 -3.
Perform subtraction operation. Subtract 3 from 44 the difference is 41.

Question 7.
$$\frac{3}{8}$$ + = 1
$$\frac{3}{8}$$ +  = 1
Explanation:
To get the sum 1. We have to perform addition operation. Add 3/8 with 5/8 the sum is 1. The unknown addend is 5/8.

Question 8.
Find y.
$$\frac{y}{10}$$ = 4.3
y = ___________
$$\frac{y}{10}$$ = 4.3
y = 4.3 × 10
y = 43
Explanation:
To calculate y value we have to perform multiplication operation. Multiply 4.3 with 10 the product is 43.

Question 9.
Calculate the average speed when 180 km are traveled in 3 hours.
Average speed = distance/time
Average speed = 180 km/3hours
Average speed = 60 km/hour or 60 kilometer per hour
Explanation:
We know that average speed is equal to distance by time. The distance is equal to 180 kilometers and time is equal to 3 hours. Divide 180 by 3 the result is 60 kilometers per hour.

Question 10.
Complete the chart for the shape.

 Name the figure Pentagonal Prism How many surfaces? 7 How many vertices? 10 Does it stack or roll? Stack Is it a plane shape or a solid shape? solid

In the above image we can observe a pentagonal prism. A pentagonal prism have 7 faces, 10 vertices and 15 edges. The pentagonal prism is a solid shape.

Question 11.
The numbers 20 through 30 were written on individual cards and placed in a bag. If you pull one card from the bag, what s the probability that the number on it will be made up of only straight lines?

Question 12.
Complete the chart by rounding 1,673,424 to the specified place.

 Ten 1,673,420 Hundred 1,673,400 Thousand 1,673,000 Ten Thousand 1,670,000 Hundred Thousand 1,700,000 Million 2,000,000