By accessing our **180 Days of Math for Sixth Grade Answers Key Day 72 **regularly, students can get better problem-solving skills.

## 180 Days of Math for Sixth Grade Answers Key Day 72

**Directions Solve each problem.**

Question 1.

75 + 68 = ____

Answer:

Question 2.

-10 × 15 = _____

Answer:

– × + = –

-10 × 15 = -150

Question 3.

Answer: 276 ÷ 7 = 39.4

Question 4.

Write 86,391 in expanded notation.

____________

____________

Answer:

86,391 in expanded notation is 80,000 + 6,000 + 300 + 90 + 1

Question 5.

How many tenths are in 2\(\frac{2}{10}\)?

_______________________

Answer:

2\(\frac{2}{10}\) = \(\frac{22}{10}\)

There are 22 tenths in 2\(\frac{2}{10}\).

Question 6.

9 + (-50) + 70 = ______

Answer:

9 – 50 + 70 = 29

Question 7.

Solve for g. \(\frac{1}{3}\)g = 12

g = ____

Answer:

Given,

\(\frac{1}{3}\)g = 12

g = 12 × 3

g = 36

Question 8.

\(\frac{4}{5}\) of = 24

Answer:

Let the unknown value be x.

\(\frac{4}{5}\) × x = 24

x = 24 × 5/4

x = 6 × 5 (24 divided by 4 is 6)

x = 30

Question 9.

How many grams are in 2.525 kilograms?

_______________________

Answer:

Convert from kilograms to grams.

1 kg = 1000 grams

2 kgs = 2000 grams

2.525 = 2525 grams

Question 10.

Name the two quadrilaterals with four equal sides.

_______________________

_______________________

Answer:

Square and Rhombus

Question 11.

What is the probability you will spin a word that has two letters that are the same in it?

_______________________

Answer: 1/3

Question 12.

Mario wants to ride his bike further each day. He rides 3 miles on the first day, 6 miles on the second day, and 9 miles on the third day. If he follows this pattern, how many miles will he ride on the ninth day?

_______________________

_______________________

Answer:

Given,

Mario wants to ride his bike further each day.

He rides 3 miles on the first day, 6 miles on the second day, and 9 miles on the third day.

3 × 9 = 27 miles