By accessing our 180 Days of Math for Sixth Grade Answers Key Day 99 regularly, students can get better problem-solving skills.

Directions: Solve each problem.

Question 1.
Calculate the difference when 98 is subtracted from 523.
Answer: 523 – 98 = 425

Question 2.
80 Ã— 30 = ___________

Question 3.

Answer: 243 Ã· 5 = 48.6

Question 4.
Is 364 a multiple of 7?
Answer: 364 Ã· 7 = 52
As the number is divisible by 7.

Question 5.
How many halves are in 3$$\frac{1}{2}$$?
There are 3 wholes with 2 halves in each whole.
And the extra half, so there are total of 7 halves.

Question 6.
24 Ã· (8 – 4) + 6 Ã— 2 = _________
24 Ã· (8 – 4) + 6 x 2
24 Ã· 4 + 12
6 + 12
18.

Question 7.
25 – = -50
Answer: 25 – 75 = -50

Question 8.
Find j.
j – 21 = -8
j = _________
j – 21 = -8
j = -8 + 21
j = 13.

Question 9.
Calculate the perimeter of a regular hexagon with 5 cm sides.
Perimeter of a regular hexagon = 6a
= 6(5)
= 30 cm

Question 10.
True or false? Perpendicular lines always meet at a right angle.
Answer: True, Perpendicular lines always meet at a right angle.

Question 11.
Points Scored

 Game 1 Game 2 Game 3 Sara 14 15 14 Allison 19 13 11 Phillip 21 19 20 Sonia 16 13 15

If Phillip scored one 3-point shot in Game 1 and did not shoot any free throws, how many 2-point shots did he score?
Given,
Phillip scored one -point shot in Game 1,
21 – 3 = 18,
So there are 18 points remaining,
By dividing 18 with 2 we get9,
So, Phillip scored nine 2-point shots in Game 1.

Question 12.
At a conference, one car was provided for every 4 people. How many cars were needed if there were 76 people?