By accessing our **180 Days of Math for Fourth Grade Answers Key Day 51 **regularly, students can get better problem-solving skills.

## 180 Days of Math for Fourth Grade Answers Key Day 51

**Directions Solve each problem.**

Question 1.

16 + 8 + 14 = ___

Answer:

16 + 14 = 30

30 + 8 = 38

Explanation:

The sum of 16, 8 and 14 is 38.

Question 2.

Is \(\frac{3}{10}\) larger than \(\frac{29}{100}\) ?

______________

Answer:

yes

Explanation:

\(\frac{29}{100}\) equals 29 × \(\frac{1}{100}\) and

\(\frac{3}{10}\) = 30 × \(\frac{1}{100}\), which is greater than 29 × 1/100.

Question 3.

Answer:

Explanation:

The first number, 81, is called the dividend.

The second number, 9 is called the divisor.

The remainder is 0

9 x 9 = 81

Question 4.

54 divided by 9 is ____

Answer:

54 divided by 9 is 6

Explanation:

Question 5.

What is the next odd number after 421?

______________

Answer:

423 is the next odd number after 421

Explanation:

a whole number that is not able to be divided by two into two equal whole numbers

The numbers 1, 3, 5, and 7 are *odd numbers*.

Question 6.

Write the number that comes next in the pattern.

41, 31, 21, 11,

______________

Answer:

51, 41, 31, 21, 11, 1

Explanation:

The pattern is the example of skip by tens

Question 7.

Write the line length in millimeters.

_____________________

Answer:

55 mm

Explanation:

1 cm = 10 mm

5 x 10 = 50

50 + 5 = 55 mm

Question 8.

____ yard = 18 inches

Answer:

\(\frac{1}{2}\) yard = 18 inches.

Explanation:

1 yard = 36 inches

half of the yard = 36 inches

that is 36 divided by 2

Question 9.

Draw in the diagonals for the shape.

Answer:

Explanation:

The two diagonals of a rhombus are perpendicular;

that is, a rhombus is an orthodiagonal quadrilateral.

Its diagonals bisect opposite angles.

Question 10.

Write two odd numbers that total the even number 16.

______________

Answer:

7 + 9 = 16

Explanation:

a whole number that is not able to be divided by two into two equal whole numbers

The numbers 1, 3, 5, and 7 are *odd numbers*.

so, The 2 odd numbers are 7 and 9