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

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

**Directions: Solve each problem.**

Question 1.

Answer:

Thus the sum of 18 and 9 is 27.

Question 2.

Is 0.6 greater than 0.59?

Answer: 0.6 is greater than 0.59

Question 3.

Answer:

Thus the quotient is 2 and the remainder is 0.

Question 4.

68 ÷ 9 = __________

Answer:

Thus the quotient is 7 and the remainder is 5.

Question 5.

Write 7,490 in expanded notation.

Answer: 7,490 in expanded notation is 7000 + 400 + 90.

Question 6.

Is 5 × 9 equal to 9 + 9 + 9 + 9 + 9 + 9?

Answer: No

Explanation:

5 × 9 = 45

9 + 9 + 9 + 9 + 9 + 9 = 9 × 6 = 54

Question 7.

Which months are in the last quarter of the year?

Answer:

September

October

November

December

Question 8.

Record the volume if the side of each cube is 5 cm.

Answer:

s = 5 cm

V = 5 × 5 × 5 = 125 cu. cm

There are 9 cubes

So, the volume of the model is 9 × 125 = 1125 cu. cm

Question 9.

Half of the rain in 2008 fell in the month of January. How much did it rain in January?

Answer:

Half of the rain in 2008 fell in the month of January = 30 ÷ 2 = 15

Question 10.

Estimate the number of dots in the square. Then check by counting.

Estimate: ___________

Actual Number: ___________

Answer:

Estimate: 30

Actual Number: 32