By accessing our 180 Days of Math for Fourth Grade Answers Key Day 72 regularly, students can get better problem-solving skills.
180 Days of Math for Fourth Grade Answers Key Day 72
Directions Solve each problem.
Question 1.
34 – 19 = ___
Answer:
Explanation:
Working each column from right to left
9 is greater than 4 so you must regroup:
Take 1 from 3, so 3 becomes 2.
Add 10 to 4, so 4 becomes 14.
Question 2.
Write 0.3 as a fraction.
______________
Answer:
\(\frac{3}{10}\)
0.3 as a fraction equals \(\frac{3}{10}\)
Explanation:
0.3 as a fraction can be written as \(\frac{3}{10}\)
Question 3.
Divide 64 into eight groups.
______________
Answer:
Explanation:
If 64 is divided into 8 groups each group will get 8
8 x 8 = 64
Question 4.
Answer:
Explanation:
We have the equation:
24 ÷ 3 = 8
Calculated to 0 decimal places.
The quotient is 8 and the remainder is 0.
Question 5.
Order the numbers from largest to smallest.
2,097; 2,079; 2,907
___ ____ ____
Answer:
2,079; 2,097; 2,907
Explanation:
2,079; < 2,097; < 2,907
Question 6.
4 × 
= 28
Answer:
4 x 7 = 28
Explanation:
28 ÷ 4 = 7
Division and subtraction are inversely proportional.
Question 7.
Calculate the area of a square with 6-cm sides.
________________
Answer:
A = 4 x s
A = 4 x 6
A = 24
Explanation:
Formula for calculating the area of a square = 4 x s
A = 4 x s
s represents the side of a square.
Question 8.
3 yards = _______ feet
Answer:
3 yards = 9 feet
Explanation:
1 yard = 3 feet
3 yards = 3 x 3 = 9 feet
Question 9.
Name the angle found at the corner of this page.
______________
Answer:
Right angle.
Explanation:
My page is alike a rectangle
and at the corner the angle is 90° that is right angle.
Question 10.
Follow the pattern in the first circle to complete the second circle.
Answer:
Explanation:
In first circle the values are multiples of 4
and in the second circle they are multiples of 7
4 x 1 = 4
4 x 2 = 8
4 x 3 = 12
7 x 1 = 7
7 x 2 = 14
7 x 3 = 21