By accessing our 180 Days of Math for Fourth Grade Answers Key Day 45 regularly, students can get better problem-solving skills.
180 Days of Math for Fourth Grade Answers Key Day 45
Directions Solve each problem.
Question 1.
Calculate the sum of 23 and 15.
______________
Answer:
23 + 15 = 38
The sum of 23 and 15 is 38.
Explanation:
Perform addition operation on above two given numbers. Add 23 with 15 the sum is 38.
Question 2.
Answer:
Explanation:
Perform multiplication operation on above two given numbers. Multiply 6 with 5 the product is 30.
Question 3.
Answer:
Explanation:
Perform division operation on above two given numbers. Divide 27 by 3 the quotient is 9.
Question 4.
List all the factors of 18.
______________
Answer:
Factors of 18 are 1, 2, 3, 6, 9, 18.
Explanation:
The numbers which divides 18 exactly leaving a remainder zero are the factors of 18. So, the factors of 18 are 1, 2, 3, 6, 9,18.
Question 5.
2,000 + 900 + 70 + 5 = __________
Answer:
2,000 + 900 + 70 + 5 = 2,975
Explanation:
perform addition operation on above given numbers. Add 2,000 with 900, 70 and 5 the sum is 2,975.
Question 6.
4 × 
= 36
Answer:
4 × 
 = 36
Explanation:
To get the product we need to perform multiplication operation. Multiply 4 with 9 the product is 36. The missing multiplicand is 9.
Question 7.
What is the abbreviation for cubic centimeter?
______________
Answer:
The abbreviation for cubic centimeter cm³.
Question 8.
Which would be the best tool for measuring the temperature of water: a scale, a thermometer, or a meter stick?
________________
Answer:
The best tool for measuring the temperature of water is thermometer.
Question 9.
Which children read the same number of books?
Answer:
In the above image we can observe a table of Books read in March. Here each book is equal to 5 books read. Cathy read 15 books. Martin read 20 books. Jose read 15 books. Cathy and Jose read the same number of books.
Question 10.
Complete the multiplication wheel.
Answer:
Start the multiplication wheel clockwise from the top.
5 x 8 = 40
7 x 8 = 56
2 x 8 = 16
8 x 8 = 64
10 x 8 = 80
3 x 8 = 24
6 x 8 = 48
9 x 8 = 72
8 x 4 = 32
8 x 0 =0
The above multiplication wheel is completed as we can observe in the above image.