180 Days of Math for Fourth Grade Day 59 Answers Key

By accessing our 180 Days of Math for Fourth Grade Answers Key Day 59 regularly, students can get better problem-solving skills.

180 Days of Math for Fourth Grade Answers Key Day 59

Directions Solve each problem.

Question 1.
35 + 8 = ______
Answer:
35 + 8 =  43
Explanation:
the sum of 35 and 8 is 43

Question 2.
\(\frac{8}{10}\) of 90 = ___
Answer:
\(\frac{8}{10}\) of 90 = 72
Explanation:
= \(\frac{8}{10}\) of 90
= \(\frac{8}{10}\) X 90
= \(\frac{8}{10}\) X \(\frac{90}{1}\)
=\(\frac{8 X 90}{10 X 1}\)
= \(\frac{720}{10}\)
= 72 X \(\frac{10}{10}\)
= 72 X 1
=72

Question 3.
Share 35 equally by 5.
______________
Answer:
35 ÷ 5 = 7
Explanation:
5 x 7 = 35
multiplication and subtraction are inversely proportional.

Question 4.
54 ÷ 9 = ____
Answer:
54 ÷ 9 = 6
Explanation:
9 X 6 = 54
Multiplication and division are inversely proportional

Question 5.
Round 1,874 to the nearest hundred.
______________
Answer:
1900
Explanation:
When rounding a number such as 1874 to the nearest hundred, we use the following rules:
A) We round the number up to the nearest hundred if the last two digits in the number are 50 or above.
B) We round the number down to the nearest hundred if the last two digits in the number are 49 or below.
C) If the last two digits are 00, then we do not have to do any rounding, because it is already to the hundred.
In this case, Rule A applies and 1874 rounded to the nearest hundred is:
1900
Question 6.
180 Days of Math for Fourth Grade Day 59 Answers Key 1 – 16 = 23
Answer:
39
Explanation:
23 + 16 = 39
To find out the missing number is we have to do addition. Since subtraction and addition are inversely proportional

Question 7.
Each cube has 1-cm sides. What is the volume of the model?
______________
180 Days of Math for Fourth Grade Day 59 Answers Key 2
Answer:
Volume can be measured in several units.
Some of the more common ones are:
cm3 or cubic centimeters
milliliters
liters
Explanation:
1 cubic unit is the amount of space that a unit cube occupies.
The object above is made of 9 cubes.
The object below is made of nine 1-cm3 units.
9 cm3

Question 8.
120 seconds = ___ minutes
Answer:
2 minutes
Explanation:
60 seconds = 1 minute
120 ÷ 60 = 2
120 seconds = 2 minutes

Question 9.
Does this shape tessellate?
______________
180 Days of Math for Fourth Grade Day 59 Answers Key 3
Answer:
No
Explanation:
Triangles, squares and hexagons are the only regular shapes which tessellate by themselves.

Question 10.
Bananas cost 19¢ each. How much will 6 bananas cost?
_____________________
Answer:
114¢
Explanation:
114¢ =19¢ X 6
The product of 19 and 6 = 114

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