By accessing our 180 Days of Math for Fourth Grade Answers Key Day 144 regularly, students can get better problem-solving skills.
180 Days of Math for Fourth Grade Answers Key Day 144
Directions: Solve each problem.
Question 1.
54 – 23 = ___________
Answer:
Thus we get 31 when we subtract 23 from 54.
Question 2.
50% of 20 is __________
Answer:
50% can be written as 50/100
50/100 × 20 = 5 × 2 = 10
Thus 50% of 20 is 10.
Question 3.
78 ÷ 12 = _________
Answer:
Thus the quotient is 6 and the remainder is 6.
Question 4.
Answer:
Thus the quotient is 6 and the remainder is 5.
Question 5.
Write the number for seven thousand, five hundred one.
Answer: The number for seven thousand, five hundred one is 7501.
Question 6.
6 × 
= 8 × 3
Answer:
Let the missing number be x.
6 × x = 8 × 3
6x = 24
x = 24/6
x = 4
Thus the missing number is 4.
Question 7.
One pack of nails has a mass of 250 grams. What is the mass of 3 packs?
Answer:
Given,
One pack of nails has a mass of 250 grams.
250 × 3 = 750 grams
Thus the mass of 3 packs is 750 grams.
Question 8.
Write the length in inches.
________ inches
Answer: The length of line in inches is 41 inches.
Question 9.
Name the shape of the solid’s base.
Answer: The shape of the solid base is a rectangle.
Question 10.
Subtract 5 tens and 2 ones from the number 97.
Answer:
5 tens = 50
2 ones = 2
97 – 52 = 45