By accessing our **180 Days of Math for Sixth Grade Answers Key Day 70 **regularly, students can get better problem-solving skills.

## 180 Days of Math for Sixth Grade Answers Key Day 70

**Directions Solve each problem.**

Question 1.

80 + (-90) = ___

Answer:

+ Ã— – = –

80 – 90 = -10

Question 2.

Answer:

Question 3.

How many groups of six are in 126?

_______________________

Answer:

To know how many groups of six are in 126 we have to divide 126 by 6.

126 Ã· 6 = 21

Question 4.

How many digits are in the number 369,472?

_______________________

Answer: There are 6 digits in the number 369,472.

Question 5.

\(\frac{5}{8}\) + (-\(\frac{3}{8}\)) = ___

Answer:

\(\frac{5}{8}\) + (-\(\frac{3}{8}\))

\(\frac{5}{8}\) –\(\frac{3}{8}\) = \(\frac{5-3}{8}\) = \(\frac{2}{8}\)

Question 6.

Write the next number in the sequence. 108, 208, 308,

_______________________

Answer: 108, 208, 308, 408.

Question 7.

25% of is 70.

Answer:

We have to find the 25% of xÂ is 70.

25% can be written as 0.25

0.25 Ã— x = 70

25/100 Ã— x = 70

25 Ã— x = 70 Ã— 100

x = 7000/25

x = 280

So, 25% of 280 is 70.

Question 8.

Write the expression for 10 less than r.

_______________________

Answer: r – 10

Question 9.

Write 11:49 A.M. in a 24-hour time format

_______________________

Answer: 11:49 A.M. in a 24-hour time format is 23:49 A.M.

Question 10.

Use a protractor to measure the angle.

_______________________

Answer: 65Â°

Question 11.

A single 6-sided die is used. What is the probability of rolling a number greater than 5?

____________________

Answer:

A single 6-sided die is used.

The probability of rolling a number greater than 5 is 5/6.

Question 12.

A sweater that normally costs $25.00 is on sale for 10% off. What will the discount be? What will the cost of the sweater be?

Discount: ____________________

Cost: ______

Answer:

Given,

A sweater that normally costs $25.00 is on sale for 10% off.

25 Ã· 10% = 250

Thus the actual cost of the sweater is $250.