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## 180 Days of Math for Fifth Grade Answers Key Day 53

**Directions Solve each problem.**

Question 1.

Calculate the sum of 45 and 56.

_____________________

Answer: 101

Explanation:

Adding two or more addends we get the sum.

56 + 45 = 101

Question 2.

14 × 71 = ___

Answer: 994

Explanation:

Multiply the numbers 14 and 71 to get the product.

14 x 71 = 994

Question 3.

Is 7 a factor of 37? ____

Answer:

No, 7 is not a factor of 37

Explanation:

37 is not divisible by

37 ÷ 7

Quotient = 5

Remainder = 2

Question 4.

What is the value of the digit 6 in the number 16,492?

______________

Answer:

6,000

Explanation:

16,492

Count the place values from the right as units, tens, hundreds, thousands etc.,

So, 6 is at thousands place

Question 5.

Write the decimal for the shaded part of the hundred grid.

______________

Answer: 0.48

Explanation:

The above grid has 100 units,

out of which 48 units are shaded.

48/100

= 0.48

Question 6.

6 × 6 + 3 = __

Answer:

39

Explanation:

The above equation is combined operation.

So, multiply first and then add.

6 x 6 = 36

36 + 3 = 39

Question 7.

× 6 = 36

Answer: 6

Explanation:

Let the unknown number be x

6x = 36

x = 36 ÷ 6

x = 6

6 x 6 = 36

Question 8.

How many liters are in 9,000 milliliters?

_______________

Answer:

9 Liters

Explanation:

1 Liter = 1000 milliliters

9 Liters = 9000 milliliters

Question 9.

Name a plane shape with five regular sides.

_______________

Answer:

Pentagon

Explanation:

Pentagon is a plane shape with five regular sides.

Question 10.

What is the name of the middle value in an ordered set?

_______________

Answer:

Median

Explanation:

The middle value in an ordered set is the median.

Example: In the set

1, 3, 4, 11, 15, 17, 19

11 would be the median.

Question 11.

Imagine that you write each letter of the word CALIFORNIA on individual cards. You shuffle them, turn them facedown on a table, and turn over the top card. What is the probability of turning over a consonant?

_______________

Answer: 0.5

Explanation:

In the word C A L I F O R N I A there are C F L N R are the consonants and A I I O A are vowels

out of 10 letters 5 are consonants and 5 are vowels

\(\frac{5}{10}\)

= \(\frac{1}{2}\)

= 0.5

Question 12.

I am part of a whole. I am greater than three-fourths but less than nine tenths. I am a decimal with a 3 in my hundredths place. What number am I?

______________

Answer: 300

Explanation:

\(\frac{9}{10}\) = 0.9

\(\frac{3}{4}\) = 0.75

\(\frac{9}{10}\)x – \(\frac{3}{4}\)x = 300