5.4F Numerical Expresions

STAAR 2023 Q#2

Which expression does NOT have a value of 24?

• (36 − 3) × 4

• 2 × (8 + 4)

• 96 ÷ (12 − 8)

• (40 + 8) ÷ 2

STAAR 2023 Q#28

A teacher has some pencils in a bag and some in boxes.

She has a bag with 36 unbroken pencils.

She has 4 boxes with 120 pencils in each box.

There are 6 broken pencils in each box.

She puts half of all the unbroken pencils in a storage cabinet.

Which expression can be used to show that the teacher puts 246 pencils in the storage cabinet?

• 36 + 4(120) − 6 ÷ 2

• 36 + 4(120 − 6) ÷ 2

• [36 + 4(120) − 6] ÷ 2

• [36 + 4(120 − 6)] ÷ 2

STAAR 2022 Q#7

Kassidy walks and bathes dogs. She charges $8.50 if a customer wants a dog bathed and walked. She charges $5.75 if a customer only wants a dog walked. The list shows the jobs Kassidy did last weekend. - On Saturday she took 6 dogs for walks only. - On Sunday she took 5 dogs for walks only. - On Saturday she walked and bathed 4 dogs. - On Sunday she walked and bathed 4 dogs. Kassidy used the following expression to determine the amount of money she earned walking and bathing dogs last weekend. 5.75(6 + 5) + 8.50(2 x 4) How much money did Kassidy earn walking and bathing dogs last weekend?

• $97.25

• $1,411.00

• $194.50

• $131.25

STAAR 2022 Q#23

An expression is given. 3(25 + 19) + 4(3) What is the value of this expression?

• 294

• 144

• 408

• 168

STAAR 2021 Q19

What is the value of this expression? 10[3 + (7 + 5) ÷ 3]

• 14

• 34

• 50

• 70

STAAR 2021 Q#33

Which expression has a value of 25?

• 2(32 + 18) ÷ 4

• (10 × 10) ÷ (2 + 2)

• (50 × 10) ÷ 5

• (10 + 10) ÷ 4

STAAR 2019 Q#2

Rebecca bought air filters at a store.

She bought 8 air filters.

Each air filter cost $16.95.

Rebecca used a coupon for $7.50 off her total cost of the air filters.

The total cost in dollars that Rebecca paid for these 8 air filters can be represented by this expression: (8 x 16.95) - 7.50. How much did Rebecca pay for these 8 air filters?

• F $80.70

• G $143.10

• H $128.10

• J $75.60

STAAR 2019 Q#29

Nakita bought items at a grocery store.

She bought 2 boxes of crackers for $3.50 each.

She used a coupon for $0.80 off the price of each box of crackers.

She bought a jar of peanut butter for $4.85.

She bought a package of juice boxes for $2.40.

She used a coupon for $3.00 off the total price of the items she bought.

This expression can be used to determine the price of the items Nakita bought:

[2(3.50 - 0.80) + 4.85 + 2.40] - 3.00.

What is the price of the items Nakita bought?

• A $6.95

• B $10.45

• C $9.65

• D $12.65

What is the value of the expression shown? |4|5 - 2(1.2)|

• 8.4

• 15.6

• 12

• 19.2

A chef used 1/4 cup of milk for one recipe. Then she used 2 cups of milk for each of 5 more recipes. The total number of cups of milk the chef used can be found by using this expression: 1/4 + (2 x 5). How many cups of milk did the chef use?

• 10 1/4

• 11 1/4

• 11 4/4

• 15 4/4