By accessing our **180 Days of Math for Fifth Grade Answers Key Day 38 **regularly, students can get better problem-solving skills.

## 180 Days of Math for Fifth Grade Answers Key Day 38

**Directions Solve each problem.**

Question 1.

Calculate the difference when 23 is subtracted from 35.

______________________

Answer: 12

Explanation:

By subtracting smallest number 23 from biggest number 35,

we get the difference as 12.

Question 2.

Answer: 45

Explanation:

When we multiply the numbers 5 and 9,

we get the product = 45

Question 3.

81 ÷ 9 = ______

Answer: 9

Explanation:

Question 4.

6,000 + 500 + 40 + 9 = ______

Answer:

6,549

Explanation:

Arrange the given numbers according to their place values,

then add all the addends to get the sum.

Question 5.

$3.45 + $1.55 = ___

Answer:

$5

Explanation:

Adding two or more addends,

we get the sum.

So, $3.45 + $1.55 = $5

Question 6.

(5 • 3) – 10 = ___

Answer: 5

Explanation:

The given equation is a combined operation

(5 • 3) – 10

Here dot represents multiplication.

= 15 – 10

= 5

Question 7.

Answer: 5

Explanation:

Let the un known number be x

As multiplication is inverse of division,

divided 35 with 7

35 ÷ 7 = 5

Question 8.

Calculate the perimeter of a rectangle that is 5 cm by 6 cm.

_____________________

Answer:

Perimeter of rectangle = 22cm

Explanation:

Perimeter of rectangle = 2 (l + w)

length = 6cm; width = 5 cm

p = 2 (6 + 5)

p = 2 x 11

p = 22 cm

Question 9.

Is this shape a quadrilateral?

Answer:

No, it is Triangle.

Explanation:

Triangle is a polygon with 3 edges, 3 angles and 3 vertices.

Quadrilateral is a polygon with 4 sides, 4 angles and 4 vertices.

So, the given shape is is Triangle.

Question 10.

Which club has the fewest members?

______________

Answer:

Hockey club

Explanation:

When we compare different types of sports clubs and their members,

Hockey club has less numbers i.e., 20 members.

Question 11.

After a big day at a theme park, a family still wants to do three things: watch a parade, ride a roller coaster, and eat an ice cream cone. The family only has enough time to do two activities. What are all the possible combinations of activities that they can do?

_______________________

_______________________

Answer:

Parade and Roller coaster,

Parade and ice-cream,

Ice-cream and Roller coaster,

Roller coaster and Ice-cream

Explanation:

At a theme park, a family still wants to do three things:

watch a parade, ride a roller coaster, and eat an ice cream cone.

The family only has enough time to do two activities.

The possible combinations of activities that they can do are,

Parade and Roller coaster,

Parade and ice-cream,

Ice-cream and Roller coaster,

Roller coaster and Ice-cream.

Question 12.

Complete the subtraction table.

– | 64 | 73 | 81 | 85 | ||

8 | 60 | |||||

46 | ||||||

28 | 48 | |||||

47 |

Answer:

– | 64 | 68 | 73 | 76 | 81 | 85 |

8 | 56 | 60 | 65 | 68 | 73 | 77 |

18 | 46 | 50 | 55 | 58 | 63 | 67 |

28 | 36 | 40 | 45 | 48 | 53 | 57 |

38 | 26 | 30 | 35 | 38 | 43 | 47 |

Explanation:

Subtract the value in the row with the value in the corresponding column

Example;

first row value 8, first column value 64

Subtract 64 – 8 = 56