By accessing our 180 Days of Math for Sixth Grade Answers Key Day 75 regularly, students can get better problem-solving skills.
180 Days of Math for Sixth Grade Answers Key Day 75
Directions Solve each problem.
Question 1.
-6 + 2 = ___
Answer:
Let us consider the numbers without signs
-(-6 + 2) = 6 – 2 = 4
The greater number has negative sign so the result will be negative.
So, -6 + 2 = -4
Question 2.
102 × 4 = ____
Answer:
By multiplying 102 by 4 we get 408.
Question 3.
Answer:
The quotient is 72 and the remainder is 0.
Question 4.
What is the even number after 699?
_______________________
Answer: The even number after 699 is 700.
Question 5.
\(\frac{8}{9}\) – \(\frac{4}{9}\) = ____
Answer:
\(\frac{8}{9}\) – \(\frac{4}{9}\)
The denominators of both the fractions are same.
So, we can subtract the numerators.
\(\frac{8}{9}\) – \(\frac{4}{9}\) = \(\frac{8-4}{9}\) = \(\frac{4}{9}\)
Question 6.
11 + 38 + (-12) = _____
Answer:
11 + 38 + (-12) = 11 + 38 – 12
= 49 – 12
= 37
Question 7.
6 + 6 + 6 + 6 = 4 × 
Answer:
6 + 6 + 6 + 6 = 24
24 = 4 × x
x = 24/4
x = 6
6 + 6 + 6 + 6 = 4 × 6
Question 8.
Write the expression for the quotient when a is divided by b.
_______________________
Answer: a ÷ b
Question 9.
Calculate the area of a rectangle that is 8 m by 9 m.
_______________________
Answer:
Given
L = 8 m
W = 9 m
We know that,
Area of a rectangle = l × w
A = 8 × 9
A = 72 sq. meters
Question 10.
Is 75° an acute or an obtuse angle?
_______________________
Answer: 75° is an acute angle because it is less than 90 degrees.
Question 11.
What is the median of this set of data?
61, 70, 63, 65, 71, 82
_______________________
Answer: Given data,
61, 63, 65, 70, 71, 82
Median = (65+70)/2
= 135/2 = 67.5
Question 12.
Complete the magic square so each row, column, and diagonal adds up to the same number. Use each number 3 – 11 only once.
| 3 | 8 | |
| 7 | ||
| 6 |
Answer:
| 2 | 3 | 8 |
| 5 | 7 | 1 |
| 6 | 4 |