Low High Frequency

What is the sum of 23.45 + 56.78?

• 80.23

• 70.23

• 90.23

• 79.23

Answer explanation

To find the sum of 23.45 and 56.78, add the two numbers: 23.45 + 56.78 = 80.23. Therefore, the correct answer is 80.23.

Tags

TEKS.MATH.5.3K

Calculate the difference: 100.5 - 45.25

• 55.25

• 55.75

• 54.25

• 55.15

Answer explanation

To find the difference, subtract 45.25 from 100.5. Performing the calculation: 100.5 - 45.25 = 55.25. Therefore, the correct answer is 55.25.

Tags

TEKS.MATH.5.3K

Add the following numbers: 12.34 + 45.67

• 58.01

• 57.01

• 59.01

• 60.01

Answer explanation

To add 12.34 and 45.67, align the decimal points and add: 12.34 + 45.67 = 58.01. Thus, the correct answer is 58.01.

Tags

TEKS.MATH.5.3K

What is the result of 78.9 - 23.4?

• 55.5

• 56.5

• 54.5

• 55.4

Answer explanation

To find the result of 78.9 - 23.4, subtract 23.4 from 78.9, which equals 55.5. Therefore, the correct answer is 55.5.

Tags

TEKS.MATH.5.3K

• 21

• 10

• 3

• 1

Answer explanation

To divide 7 by \( \frac{1}{3} \), you multiply 7 by the reciprocal of \( \frac{1}{3} \), which is 3. Thus, 7 ÷ \( \frac{1}{3} \) = 7 × 3 = 21. Therefore, the correct answer is 21.

Tags

TEKS.MATH.5.3L

Answer explanation

To divide \( \frac{1}{4} \) by 2, you multiply by \( \frac{1}{2} \): \( \frac{1}{4} \times \frac{1}{2} = \frac{1}{8} \). Thus, the correct answer is \( \frac{1}{8} \).

Tags

TEKS.MATH.5.3L

Answer explanation

To divide \( \frac{3}{5} \) by 3, multiply by the reciprocal of 3: \( \frac{3}{5} \times \frac{1}{3} = \frac{3}{15} \). Simplifying \( \frac{3}{15} \) gives \( \frac{1}{5} \), but we need to divide by 3 again, resulting in \( \frac{1}{15} \).

Tags

TEKS.MATH.5.3L

• 18

• 4.5

• 9

• 2

Answer explanation

To divide 9 by \( \frac{1}{2} \), you multiply 9 by the reciprocal of \( \frac{1}{2} \), which is 2. Thus, 9 ÷ \( \frac{1}{2} \) = 9 × 2 = 18. Therefore, the correct answer is 18.

Tags

TEKS.MATH.5.3L

• 10

• 15

• 20

• 25

Answer explanation

To solve for x in the equation x + 15 = 30, subtract 15 from both sides. This gives x = 30 - 15, which simplifies to x = 15. Therefore, the correct answer is 15.

Tags

TEKS.MATH.5.4B

• 4

• 20

• 16

• 8

Answer explanation

To solve for y in the equation y - 8 = 12, add 8 to both sides: y = 12 + 8. This simplifies to y = 20. Therefore, the correct answer is 20.

Tags

TEKS.MATH.5.4B