By accessing our 180 Days of Math for Fourth Grade Answers Key Day 141 regularly, students can get better problem-solving skills.

Directions: Solve each problem.

Question 1.

The sum of 33 and 25 is 58.

Question 2.
10% of 20 is _________.
10% can be written in the fraction form as 10/100
10/100 × 20 = 2
Thus 10% of 20 is 2.

Question 3.
77 ÷ 11 = __________

The quotient is 7 and the remainder is 0.

Question 4.
Divide 4 into 90. _______

The quotient is 22 and the remainder is 2.

Question 5.
Write 8,931 in words.
Answer: 8,931 in words is Eight Thousand Nine Hundred and Thirty-One.

Question 6.
Fill in the missing fraction.
$$\frac{6}{10}$$, $$\frac{7}{10}$$, _________, $$\frac{9}{10}$$
Answer: $$\frac{6}{10}$$, $$\frac{7}{10}$$, $$\frac{8}{10}$$, $$\frac{9}{10}$$

Question 7.
Write the length in millimeters.

Answer: The length of the line in millimeters is 50 millimeters.

Question 8.
__________ yards = 12 feet
1 yard = 3 feet
x = 12 feet
x × 3 = 12
x = 12/3
x = 4
Thus 4 yards = 12 feet

Question 9.
Name the polygon that has five vertices.
Answer: A polygon that has 5 vertices is called pentagon.

Question 10.
Use each of the five numbers once and any operations to solve the problem below.