By accessing our 180 Days of Math for Fifth Grade Answers Key Day 105 regularly, students can get better problem-solving skills.

Directions: Solve each problem.

Question 1.
11 + 9 + 16 + 22 = ___________
58

Explanation:

Question 2.
19 × 4 = ___________
76

Explanation:

Question 3.
Is 35 divisible by 3?
No.

Explanation:
No, 35 is not divisible by 3. The division of 35 and 3 is not 0. The number which is not 0 as the result for any division, then it is not divisible or factor of the divisor.

Question 4.
How many digits are in 351,694?
6

Explanation:
3 is in lakhs place.

5 is in ten thousands place.

1 is in thousands place.

6 is in hundreds place.

9 is in tens place.

4 is in one’s place.

Question 5.
$$\frac{1}{5}$$ × 8 = ___________
1.60

Explanation:
Given, (1/5) × 8

= 8 ÷ 5

= 1.60

Question 6.
Write the number that comes next in the sequence.
4,728; 4,818; 4,908;
4,998

Explanation:
The sequence is in the difference of 90.
4,728 + 90 = 4,818

4,818 + 90 = 4,908

4,908 + 90 = 4,998

Question 7.
10 × 10 = 100 ÷
1

Explanation:
10 × 10 = 100

As, 10 × 10 = 100 ÷ ____

100 = 100 ÷ 1

100 = 100

Hence satisfied.

Question 8.
What is the elapsed time from 10:48 A.M. to 11:19 A.M.?
31 minutes.

Question 9.
Is the angle below closest to: 40°, 70°, or 90°?

70°

Explanation:
The angle is more than 40° and less than 90°, so it is 70°

Question 10.
What fraction of the books read this year were read by Jim?

8/35

Explanation:
Total number of books read by everyone = 16 + 4 + 10 + 8 + 14 + 6 +12

= 70

Number of books read by Jim = 16

The fraction of books read by Jim = Number of books read by Jim/ Total number of books read by everyone

= 16/70

=8/35

Question 11.
Two red and two blue blocks are placed into a bag. You randomly take two of the blocks out of the bag. List all the possible outcomes.
(1/3)

Explanation:
The possible outcomes are two red blocks, two blue blocks, one blue block and red block.

Any one of the three options may be the outcome, so (1/3).

Question 12.
If you add 432 to me, the sum is 725. What number am I?
293

Explanation:
Let us consider the unknown number be ‘x’.

432 + x = 725

subtract 432 o both sides.

432 + x – 432= 725 – 432

x =293

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