By accessing our 180 Days of Math for Sixth Grade Answers Key Day 28 regularly, students can get better problem-solving skills.
180 Days of Math for Sixth Grade Answers Key Day 28
Directions Solve each problem.
Question 1.
What is the sum of 175 and 89?
________________
Answer:
175+89 = 264.
Explanation:
The sum of 175 and 89 is 175+89 = 264.
Question 2.
6 • -6 = ______
Answer:
6 × -6 = -36.
Explanation:
The product of 6 and -6 is 6×-6 which is -36.
Question 3.
28 ÷ 4 = ___
Answer:
28 ÷ 4 = 7.
Explanation:
The division of 28 by 4 we will get 28 ÷ 4 = 7.
Question 4.
Is 27 a prime number? _____
Answer:
No.
Explanation:
No, 27 is not a prime number. As 27 is divisible by 1, 3, 9, and 27.
Question 5.
\(\frac{3}{8}\) of 40 is ___
Answer:
\(\frac{3}{8}\) of 40 is 15.
Explanation:
Given that \(\frac{3}{8}\) of 40 which is
= \(\frac{3}{8}\) × 40
= 3 × 5
= 15.
Question 6.
100 – (9 – 3)2 = ____
Answer:
100 – (9 – 3)2 = 64.
Explanation:
Given the expression is 100 – (9 – 3)2 which is
100 – (9 – 3)2 = 100 – (6)2
= 100 – 36
= 64.
Question 7.
Find z.
126 + z = 259
z = _____
Answer:
z = 133.
Explanation:
Given the expression is 126 + z = 259, so z is
z = 259 – 126
= 133.
Question 8.
Solve for a if 29a = 87. a = _______
Answer:
a = 3.
Explanation:
Given the expression is 29a = 87, a is
a = \(\frac{87}{29}\)
= 3.
Question 9.
Calculate the perimeter of the regular octagon.
________________
Answer:
The perimeter of the regular octagon is 16 cm.
Explanation:
The perimeter of the regular octagon is 8a, so
Perimeter = 8×2
= 16 cm.
Question 10.
How many sides does a quadrilateral have?
________________
Answer:
4 sides.
Explanation:
There are 4 number of sides a quadrilateral has.
Question 11.
What is the outlier in this data set?
23, 31, 28, 73, 19
________________
Answer:
73.
Explanation:
The outlier in the data set is 73.
Question 12.
List the shapes in order of size from smallest area to largest area.
_______________________
Answer: