Step: 1

Difference between the weights of two boxes = 6.7 - 2.4.

[Write an expression.]

Step: 2

6.7 | [Align the decimal points.] |

- 2.4 | |

4.3 | [Subtract.] |

Step: 3

So, the difference between the weights of the boxes is 4.3 lbs.

Correct Answer is : 4.3 lbs

Step: 1

The total amount of sugar that storeowner had is 870.18 gm.

Step: 2

He sold 457.10 gm.

Step: 3

The amount of sugar left with him = total amount of sugar - amount of sugar he sold

= 870.18 - 457.10

Step: 4

870.18 | [Align the decimal points.] |

- 457.10 | |

413.08 | [Subtract.] |

Step: 5

The amount of sugar left with storeowner is 413.08 grams.

Correct Answer is : 413.08

Step: 1

Total weight of both the bags = weight of Zelma's bag + weight of Lindsay's bag

Step: 2

= 4542.2 + 1799.5

[Substitute the values.]

Step: 3

4542.2

+ 1799.5

...........

6341.7

...........

+ 1799.5

...........

6341.7

...........

[Line up the decimal points.]

[Add.]

Step: 4

Total weight of both the bags is 6341.7 grams.

Correct Answer is : 6341.7 grams

Step: 1

Gasoline consumed = total gasoline - gasoline left after the drive

Step: 2

= 26.5 - 6.3

[Substitute the values.]

Step: 3

26.5

- 6.3

.........

20.2

.........

- 6.3

.........

20.2

.........

[Line up the decimal points.]

[Subtract.]

Step: 4

So, 20.2 gal of gasoline was consumed during the long drive.

Correct Answer is : 20.2 gal

Step: 1

The quantity of rice that is left in the granary = Total quantity of rice - Quantity of rice sent to the dealers

Step: 2

= 967.5 - 396.1

[Substitute.]

Step: 3

967.5

- 396.1

............

571.4

............

- 396.1

............

571.4

............

[Align decimal points.]

[Subtract.]

Step: 4

So, 571.4 lbs of rice are left in the granary.

Correct Answer is : 571.4 lbs

Step: 1

The quantity of apples Joe bought is 7 kg.

Step: 2

The quantity of apples Joe gave Tony is 2 kg.

Step: 3

The quantity of apples left with Joe = the quantity of apples he bought - the quantity of apples he gave to Tony.

Step: 4

= 7 kg - 2 kg

[Substitute the values.]

Step: 5

= 5 kg

[Subtract]

Step: 6

5 kg > 2 kg

[Compare the quantities.]

Step: 7

The quantity of apples left with Joe > the quantity of apples with Tony.

Step: 8

Among the two, Joe has greater quantity of apples.

Correct Answer is : Joe

Step: 1

The weight of the total luggage of Mr. William's family = the number of suitcases × the weight of each suitcase.

Step: 2

= 3 × 70

[Substitute the values.]

Step: 3

= 3 × 7 × 10

[7 × 10 = 70]

Step: 4

= 21 × 10 = 210

Step: 5

The luggage weighed 210 lb altogether.

Correct Answer is : 210 lb

Step: 1

The quantity of water in the tank = original quantity of water + added water.

Step: 2

= 6300.60 + 3540.25

[Substitute the values.]

Step: 3

6300.60

3540.25

...............

9840.85

...............

3540.25

...............

9840.85

...............

[Align the decimal points.]

Step: 4

So, the quantity of water in the tank is 9840.85 liters.

Correct Answer is : 9840.85 liters

Step: 1

The difference between their weights = weight of Charles - weight of William

Step: 2

= 131.85 lb - 123.56 lb

[Substitute the values.]

Step: 3

131.85 | [Align the decimal points.] |

- 123.56 | |

8.29 | [Subtract.] |

Step: 4

So the difference between their weights is 8.29 lbs.

Correct Answer is : 8.29 lbs

Step: 1

The weight of the two rings is 75.63 gm and 53.34 gm.

Step: 2

The difference between their weight = 75.63 - 53.34.

[Substitute the values.]

Step: 3

75.63 | [Align the decimal points.] |

- 53.34 | |

22.29 | [Subtract.] |

Step: 4

So, the difference between their weight is 22.29 gm.

Correct Answer is : 22.29 gm

Step: 1

The quantity of water left in the truck = the quantity of water contained in the truck - the quantity of water used

Step: 2

= 346.53 - 202.34

[Substitute the values.]

Step: 3

346.53 | [Align the decimal points.] |

- 202.34 | |

144.19 | [Subtract.] |

Step: 4

So, the quantity of water left in the truck is 144.19 liters.

Correct Answer is : 144.19 liters

Step: 1

Milk left = Milk Danielle bought - Milk she used = 4 7 - 1 7

Step: 2

= ( 4 - 1 ) 7 = 3 7

[Subtract the numerators and write the same denominator.]

Step: 3

So, 3 7 cup of milk is left.

Correct Answer is : 3 7

Step: 1

Total milk used = Milk used for making one recipe + Milk used for making another recipe = 1 5 + 1 5

[Substitute the fractions.]

Step: 2

= (1 + 1) 5 = 2 5

[As the denominators of the fractions are equal, just add the numerators 1 and 1.]

Step: 3

So, Quincy used 2 5 cup of milk.

Correct Answer is : 2 5 cup

Step: 1

Number of liters of orange juice left = Number of liters of orange juice bought - Number of liters of orange juice used

Step: 2

= 17 - 7 = 10

[Substitute the values.]

Step: 3

So, George is left with 10 liters of orange juice.

Correct Answer is : 10 liters

Step: 1

Number of liters of oil left = Number of liters of oil - Number of liters of oil sold

Step: 2

= 33 - 11 = 22

Step: 3

So, 22 liters of oil is left in the shop.

Correct Answer is : 22 liters

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