By accessing our 180 Days of Math for Fourth Grade Answers Key Day 70 regularly, students can get better problem-solving skills.
180 Days of Math for Fourth Grade Answers Key Day 70
Directions Solve each problem.
Question 1.
Answer:
Explanation:
Working each column from right to left
9 is greater than 5 so you must regroup:
Take 1 from 4, so 4 becomes 3.
Add 10 to 5, so 5 becomes 15.
Question 2.
9 × 9 = ___
Answer:
9 x 9 = 81
Explanation:
The product of given two numbers 9 and 9 is 81.
Question 3.
Answer:
Explanation:
We have the equation:
24 ÷ 3 = 8
Calculated to 0 decimal places.
Question 4.
48 ÷ 6 = ___
Answer:
Explanation:
We have the equation:
48 ÷ 6 = 8
Calculated to 0 decimal places.
Question 5.
Is 1,442 closer to 1,400 or 1,500?
_______________
Answer:
1,442 closer to 1,400
Explanation:
1442 – 1400 = 42
1500 – 1442 = 58
so, 1442 is near to 1400.
Question 6.
Complete the chart to find the cost of 7 pens at 10¢ each.
1 Pen |
2 Pens |
3 Pens |
4 |
10¢ | |||
5 Pens |
6 Pens |
7 Pens |
8 |
Answer:
Explanation:
1 pen cost is 10¢
so, 7 pens cost = 7 x 10 = 70¢
Question 7.
A classroom is 48 m2 and the coat room is 12 m2. What is the total area?
_______________
Answer:
Given,
The classroom is 48 m2 and the coat room is 12 m2.
48 + 12 = 60 sq. meters
So, the total area is 60 sq. meters.
Question 8.
1 hour = ___ minutes
Answer:
1 hour = 60 minutes
Explanation:
There are 60 minutes in 1 hour.
Question 9.
Color the polygons.
Answer:
Explanation:
A is in semi circle shape
B is in polygon shape
C is in oval shape.
Question 10.
Shade half of the area so that both the shaded and unshaded parts have the same shape.
Answer:
Explanation:
The above shape has 6 squares
shaded 3 parts such as the mirror image of the shaded part.