By accessing our **180 Days of Math for Fifth Grade Answers Key Day 109 **regularly, students can get better problem-solving skills.

## 180 Days of Math for Fifth Grade Answers Key Day 109

**Directions: Solve each problem.**

Question 1.

13 + 27 + 18 = ____________

Answer:

58

Explanation:

Question 2.

Answer:

138

Explanation:

Question 3.

917 Ã· 4 = ___________

Answer:

229.25

Explanation:

Question 4.

Write the smallest possible numeral using the digits 7, 5, 2, and 4.

Answer:

2,457

Explanation:

The other possibilities are all bigger than the number 2,457.

The other possibilities are 2,547; 2,475; 2,745; 2,754; 4,275; etc.

Question 5.

Write 85% as a decimal.

Answer:

0.85

Explanation:

(85/100) = 0.85

Question 6.

16 – 12 + 13 Ã— 2 = ___________

Answer:

30

Explanation:

Given, 16 – 12 + 13 Ã— 2

First calculate 16 – 12 = 4

Now calculate, 13 Ã— 2 = 26

16 – 12 + 13 Ã— 2

= 4 + 26

= 30

Question 7.

+ 39 = 101

Answer:

62

Explanation:

Given, _____(x) + 39 = 101

x + 39 = 101

Subtract 39 on both sides.

x + 39 – 39 = 101 – 39

x = 62

Question 8.

Write the time in words.

Answer:

9 : 11

Question 9.

Is a triangle a quadrilateral?

Answer:

No, Triangle cannot be a quadrilateral.

Explanation:

Triangle can never be a quadrilateral. As “Quad” means four and triangle can have only 3 sides.

Question 10.

True or false?

When reading a coordinate grid, it is correct to give the horizontal (bottom) coordinate before the vertical (side) coordinate.

Answer:

True

Explanation:

The horizontal(bottom) is represented as x-axis and vertical(side) is represented by y-axis. To read a coordinate grid. we give x-axis coordinate ad then y-axis coordinate.

Question 11.

You make trail mix using the following ingredients: 25 candies, 50 raisins, 75 pieces of cereal, and 50 peanuts. If you reach in the bowl and grab one piece of food, what is the probability you will grab a piece of cereal?

Answer:

0.375

Explanation:

Number of candies =25

Number of raisins =50

Number of pieces of cerealÂ =75

Number of peanuts =50

Total = 25 + 50 + 75 +50 = 200

The probability you will grab a piece of cereal = 75/200

=0.375

Question 12.

Monique wants to buy a new CD player that costs $82.95. She makes $5.50 each week babysitting her sister while her mom makes dinner. How many weeks will it take her to earn enough money for the CD player?

Answer:

15.08, Approximately, 16 weeks.

Explanation:

Monique wants to buy a new CD player = 82.95$

Money she makes each week by babysitting = 5.50$

1 week – $5.50

?(x)Â Â – $82.95

x = 1 Ã— 82.95/ 5.50 (by cross multiplication)

x = 82.95/5.50

x= 15.08

Approximately, 16 weeks.