By accessing our 180 Days of Math for Fourth Grade Answers Key Day 32 regularly, students can get better problem-solving skills.
180 Days of Math for Fourth Grade Answers Key Day 32
Directions Solve each problem.
Question 1.
43 – 17 = ___
Answer:
43 – 17 = 26
Explanation:
Perform subtraction operation on above two given numbers. Subtract 17 from 43 the difference is 26.
Question 2.
Which is smaller: 0.4 or \(\frac{3}{10}\) ?
__________
Answer:
The decimal form of \(\frac{3}{10}\) is 0.3
0.4Â > 0.3
So, \(\frac{3}{10}\) is smaller than 0.4.
Question 3.
15 ÷ 5 = ___
Answer:
15 ÷ 5 = 3
Explanation:
Perform division operation on above two given numbers. Divide 15 by 5 the quotient is 3.
Question 4.
Answer:
Explanation:
Perform division operation on above two given numbers. Divide 18 by 3 the quotient is 6.
Question 5.
Write 3,426 in expanded notation.
______________
______________
Answer:
The expanded notation of 3,426 is 3,000 + 400 + 20 + 6.
Explanation:
Expanded notation is defined as the given number is separated into individual place values. The given number 3,426 in expanded notation form is 3,000 + 400 + 20 + 6.
Question 6.
25 + 
= 36
Answer:
25 + 
 = 36
Explanation:
To get the sum 36 we need to perform addition operation. Add 25 to 11 the sum is 36. The missing addend is 11.
Question 7.
Calculate the area of a square with 3 cm sides.
__ 3 cm
Answer:
Given, side = 3 cm
We know that area of the square is equal to square of the side.
Area of a square = side x side
= 3 cm x 3 cm
= 9 square centimeters
The area of a square with 3 cm sides is 9 square centimeters.
Question 8.
How many weeks are in one year?
Answer:
In one year there are 365 days.
In leap year there are 366 days. Leap year occurs every 4 years.
In a week there are seven days.
Divide 365 days by 7 days then we get the number of weeks in one year.
365 ÷ 7 = 52.14
There are 52 weeks in one year.
Question 9.
Circle the set of lines that are parallel.
Answer:
Explanation:
In the above image we can observe different set of lines. In option A the set of lines are perpendicular to each other. In option B the set of lines are parallel to each other. So, draw a circle for option B.
Question 10.
Sam found one dollar. He kept half and spent the rest. How much did he spend?
______________
Answer:
Sam found one dollar.
1 dollar = 100 cents
He kept half and spent the rest.
Divide 100 cents by 2 then we get the result as 50 cents.
100 cents/2 = 50 cents
Sam spends 50 cents.