# 180 Days of Math for Fourth Grade Day 48 Answers Key

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## 180 Days of Math for Fourth Grade Answers Key Day 48

Directions Solve each problem.

Question 1.
33 – 7 = ___
33 – 7 = 26
Explanation:
The difference of 33 and 7 is 26

Question 2.
$$\frac{1}{5}$$ of 15 is ___
$$\frac{1}{5}$$ of 15 is
Explanation:

We can now divide both the new numerator and the denominator by 5 to simplify this fraction down to its lowest terms.
$$\frac{15}{5}$$ = 3
$$\frac{5}{5}$$ = 1
When we put that together, we can see that our complete answer is:
$$\frac{3}{1}$$
$$\frac{1}{5}$$ of 15 is 3

Question 3.
How many rows of 7 are in 49?
______________
7 x 7 = 49
Explanation:
There are 7 rows of 7 in 49
49 ÷ 7 = 7
Area = rows x columns
7 x 7 = 49

Question 4.
42 ÷ 6 = ___
42 ÷ 6 = 7
7 x 6 = 42

Explanation:
The first number, 42, is called the dividend.
The second number, 6 is called the divisor.
The remainder is 0

Question 5.
Is 0.6 less than 0.06?
______________
No.
Explanation:
0.6 is 6/10, but 0.06 is 6/100. It is 10 times larger than 0.06.
The left side 0.6 is greater than the right side 0.06 , which means that the given statement is always true.
0.6 > 0.06

Question 6.
÷ 7 = 6
____________
42 ÷ 7 = 6
7 x 6 = 42
Explanation:
The division and multiplication are inverse operations
In order to find the division we are doing multiplication.

Question 7.
It took 4 buckets of water to fill a 20-liter tub. How many liters are in each bucket?
____________
5 liters are in each bucket
Explanation:
5 x 4 = 20
20 ÷ 4 = 5
so, each bucket contains 5 liters of water.

Question 8.
What is the temperature?
____________

The temperature is 32° F
Explanation:
To convert temperatures in degrees Celsius to Fahrenheit, multiply by 1.8 (or 9/5) and add 32.
(32°C × 9/5) + 32 = 89.6°F

Question 9.

Which year received the least rainfall?
____________
2008 year received the least rainfall
Explanation:
In the above bar graph The rain fall is recorded in inches
so, according to the graph
in the year 2008 it has recorded 30 inches of rain fall.

Question 10.
Use the same three colors for each flag. Color each flag in a different way.