# Topic Review: Number and Operations (Part 1)

## Quiz by Texas Education Agency

Mathematics
Texas Essential Knowledge and Skills (TEKS)

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24 questions
• Q1
The table shows the masses of four rocks. Which number sentence correctly compares the masses of two of the rocks?
0. 429 > 0 . 43
0. 429 > 0 . 438
0. 438 < 0 .483
0. 438 = 0. 43
60s
5.2.B: Number and Operations
• Q2
The hundredths model in the figure is shaded to represent the multiplying of two numbers. Which equation can be represented by the shaded parts of the model?
0.08 × 0.04 = 0.32
0.80 × 0.40 = 0.32
80× 40 = 3,200
0.08 × 0.04 = 0.032
60s
5.3.D: Number and Operations
• Q3
Denise spent \$3.45 on snacks every day for 11 days. What is the amount of money Denise spent on these snacks?
\$6.90
\$37.95
\$379.50
\$14.45
60s
5.3.E: Number and Operations
• Q4
The model is shaded to represent two and sixty-hundredths. This model represents an equation. Which equation is represented by this model?
2.06 ÷ 5= 0.412
52 × 5= 260
2.60 ÷ 5 = 0.52
2.50 ×5 = 12.5
60s
5.3.F: Number and Operations
• Q5
Anthony has a goal of saving \$96.20. He will save the same amount each week for 13 weeks. How much will Anthony need to save each week in order to meet his goal?
\$7.40
\$7.31
\$7.52
\$7.04
60s
5.3.G: Number and Operations
• Q6
Mrs. Ali collected notebook paper from her students at the beginning of the school year. The model is shaded to show the fraction of this notebook paper that Mrs. Ali used in each of the three months. What fraction of the notebook paper Mrs. Ali collected was used during these three months?
1/8
3/8
7/8
3/14
60s
5.3.H: Number and Operations
• Q7
Weather delayed 4/6 of the 24 flights departing from an airport. All the departing flights are listed in the chart. How many flights departing from the airport were delayed by weather?
16
18
4
8
60s
5.3.I: Number and Operations
• Q8
The regular price of a calculator is \$12.30. Warren paid 75¢ less than the regular price for the calculator. He also paid \$1.48 for a pad of paper. What is the total amount Warren paid for these two items?
\$14.53
\$14.03
\$13.83
\$13.03
60s
5.3.K: Number and Operations
• Q9
Malia had 15 lb of birdseed. She fed her birds 1/5 lb of birdseed every day until all the birdseed was gone. For how many days did Malia feed the birdseed to her birds?
3 days
20 days
75 days
90 days
60s
5.3.L: Number and Operations
• Q10
Amber saved a total of \$3.20 over 5 weeks. She saved the same amount of money each week. How much money did Amber save each week?
\$1.80
\$0.64
\$1.44
\$1.56
60s
5.3.G: Number and Operations
• Q11
A scientist compared these two measurements. 13.068 kg 13.608 kg . Which symbol makes this comparison true?
+
>
<
=
60s
5.2.B: Number and Operations
• Q12
The shaded part of the model represents a fraction. Another fraction was subtracted from the first fraction. Which expression does the model represent?
6/15-4/15
11/15-1/6
11/15-2/5
11/12-6/12
60s
5.3.H: Number and Operations
• Q13
The math team does practice drills that each last 1/6 hour. In February the team did practice drills for a total of 24 hours. How many practice drills did the math team do in February?
240
30
4
144
60s
5.3.L: Number and Operations
• Q14
The table shows the heights and masses of a male gorilla and a female gorilla at a zoo. Based on the table, which statement is true?
The female gorilla is 1.28 m shorter than the male gorilla.
The combined mass of the male gorilla and the female gorilla is 253.782 kg.
The mass of the male gorilla is 63.507 kg greater than the mass of the female gorilla.
The combined height of the male gorilla and the female gorilla is 2.028 m.
60s
5.3.K: Number and Operations
• Q15
Aspen added 14 to the product of 224 and 16. What is this sum?
3,598
3,478
3,808
3,584
60s
5.3.B: Number and Operations

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