By accessing our **180 Days of Math for Sixth Grade Answers Key Day 149** regularly, students can get better problem-solving skills.

## 180 Days of Math for Sixth Grade Answers Key Day 149

**Directions: Solve each problem.**

Question 1.

200 – 74 = ___________

Answer:

200 – 74 =** 126**

Explanation:

Perform subtraction operation on above two given numbers. Subtract 74 from 200 the difference is 126.

Question 2.

Calculate the product of 90 and 8.

Answer:

90 × 8 =** 720**

Explanation:

Perform multiplication operation on above two given numbers. Multiply 90 with 8 the product is 720.

Question 3.

297 ÷ 6 = __________

Answer:

297 ÷ 6 = **49.5**

Explanation:

Perform division operation on above given numbers. Divide 297 by 6 the quotient is 49.5.

Question 4.

List the first three multiples of 9.

Answer:

9 × 1 = 9

9 × 2 = 18

9 × 3 = 27

The first three multiples of 9 is **9, 18, 27**.

Explanation:

The multiples of 9 are obtained by multiplying 9 with the integer numbers.

Multiply 9 with 1 the product is 9.

Multiply 9 with 2 the product is 18.

Multiply 9 with 3 the product is 27.

Question 5.

36% of 200 is ___________.

Answer:

36/100 × 200

= 36 × 2

= **72**

36% of 200 is 72.

Explanation:

The given percentage is 36% it can be written as 36/100. Multiply 36/100 with 200 the product is 72.

Question 6.

15 – 20 × 3 = ___________

Answer:

15 – 20 × 3

= 15 – 60

= **-45**

Explanation:

Multiply 20 with 3 the product is 60. Now the expression is 15 – 60.

Next perform subtraction operation on the expression. Subtract 60 from 15 the difference is -45.

Question 7.

40,000 + 9,000 + 400 + 70 + = 49,476

Answer:

40,000 + 9,000 + 400 + 70 + = 49,476

Explanation:

To get the sum of 49,476 we have to add the given numbers. Add 40,000 with 9,000 and 400, 70 and 6 the sum is 49,476. The missing addend in the given numbers are 6.

Question 8.

Find r.

r – 183 = 17

r = __________

Answer:

r – 183 = 17

r = 17 + 183

**r = 200**

Explanation:

The given equation is r – 183 = 17. To calculate the r value we have to perform addition operation. Add 17 with 183 the sum is 200. The value of r is 200.

Question 9.

What is the volume of a container (in cm^{3}) that holds 250 mL?

Answer:

1 milliliter (ml) in volume = 1 cubic centimeters ( cm^{3 })

250 ml = **250 cm ^{3}**

The volume of the container holds 250 cm

^{3}.

Question 10.

Can a triangle have perpendicular lines?

Answer:

**Yes**, a triangle have two perpendicular lines.

Explanation:

A triangle has three sides and three angles. The triangle have two perpendicular lines.

Question 11.

Jake will bake the same amount of cookies tomorrow. How many cookies will he bake in all?

Answer:

Number of cookies baked by Jake = 3 dozen cookies

Jake will bake the same amount of cookies tomorrow.

3 dozen cookies + 3 dozen cookies =** 6 dozen cookies**

1 dozen cookies = 12 cookies

6 dozen cookies = 12 × 6 = **72 cookies**

In all Jake bake 6 dozen cookies or 72 cookies.

Question 12.

Trevor had a collection with 126 trading cards in it. He finds a great deal at a store which increases his collection by \(\frac{1}{3}\). Now how many trading cards does Trevor have?

Answer:

Trevor had a collection with 126 trading cards.

He finds a great deal at a store which increases his collection by \(\frac{1}{3}\).

**126 × 1/3 = 42 trading cards**

His collection is increased by 42 trading cards.

Total trading cards = 126 + 42 = 168 trading cards

Trevor have **168 trading cards**.