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Kilograms and Grams: Converting and Calculating

In this worksheet, students carry out calculations on weights giving their answers in grams.

'Kilograms and Grams: Converting and Calculating' worksheet

Key stage:  KS 2

Curriculum topic:  Measurement

Curriculum subtopic:  Solve Four Operations Problems

Difficulty level:  

Worksheet Overview

QUESTION 1 of 10

Remember that there are 1000 g in 1 kg.  

Sometimes it is easier to convert masses to grams before carrying out calculations, especially if the answer is to be given in grams.

 

Example

Work out 3 kg 625 g ÷ 5, giving your answer in grams.

 

Answer

First we convert 3 kg 625 g to grams, giving us 3625 g.

Then we divide,

 

Divide grams

 

The answer is 725 g.

Work out the following, giving your answer in grams.

 

1 kg 200g x 5

 

(just write the number)

Work out the following, giving your answer in grams.

 

1 kg 200g ÷ 5

 

(just write the number)

Work out the following, giving your answer in grams.

 

1 kg 200g + 5 g

 

(just write the number)

Work out the following, giving your answer in grams.

 

1 kg 10 g - 15 g

 

1250 g

950 g

995 g

Work out the following, giving your answer in grams.

 

4 kg 200g x 3

 

(just write the number)

Work out the following, giving your answer in grams.

 

4 kg 200g ÷ 3

 

(just write the number)

Work out the following, giving your answer in grams.

 

14 kg 220g ÷ 3

 

(just write the number)

Work out the following, giving your answer in grams.

 

4 kg 150g x 3

 

(just write the number)

Work out the following, giving your answer in grams.

 

6 kg 150g ÷ 5

 

(just write the number)

Work out the following, giving your answer in grams.

 

49 kg 380g ÷ 4

 

(just write the number)

  • Question 1

Work out the following, giving your answer in grams.

 

1 kg 200g x 5

 

(just write the number)

CORRECT ANSWER
6000
EDDIE SAYS
Step 1. Convert 1 kg 200 g to grams. 1 x 1000 + 200 = 1200 g. Step 2. Multiply 1200 x 5 = 6000 g.
  • Question 2

Work out the following, giving your answer in grams.

 

1 kg 200g ÷ 5

 

(just write the number)

CORRECT ANSWER
240
EDDIE SAYS
Step 1. Convert 1 kg 200 g to grams. 1 x 1000 + 200 = 1200 g. Step 2. Divide 1200 ÷ 5 = 240 g.
  • Question 3

Work out the following, giving your answer in grams.

 

1 kg 200g + 5 g

 

(just write the number)

CORRECT ANSWER
1205
EDDIE SAYS
Step 1. Convert 1 kg 200 g to grams. 1 x 1000 + 200 = 1200 g. Step 2. Add 1200 + 5 = 1205 g.
  • Question 4

Work out the following, giving your answer in grams.

 

1 kg 10 g - 15 g

 

CORRECT ANSWER
995 g
EDDIE SAYS
Step 1. Convert 1 kg 10 g to grams. 1 x 1000 + 10 = 1010 g. Step 2. Subtract 1010 - 15 = 995 g.
  • Question 5

Work out the following, giving your answer in grams.

 

4 kg 200g x 3

 

(just write the number)

CORRECT ANSWER
12600
EDDIE SAYS
Step 1. Convert 4 kg 200 g to grams. 4 x 1000 + 200 = 4200 g. Step 2. Multiply 4200 x 3 = 12600 g.
  • Question 6

Work out the following, giving your answer in grams.

 

4 kg 200g ÷ 3

 

(just write the number)

CORRECT ANSWER
1400
EDDIE SAYS
Step 1. Convert 4 kg 200 g to grams. 4 x 1000 + 200 = 4200 g. Step 2. Divide 4200 ÷ 3 = 1400 g.
  • Question 7

Work out the following, giving your answer in grams.

 

14 kg 220g ÷ 3

 

(just write the number)

CORRECT ANSWER
4740
EDDIE SAYS
Step 1. Convert 14 kg 220 g to grams. 14 x 1000 + 220 = 14220 g. Step 2. Divide 14220 ÷ 3 = 4740 g.
  • Question 8

Work out the following, giving your answer in grams.

 

4 kg 150g x 3

 

(just write the number)

CORRECT ANSWER
12450
EDDIE SAYS
Step 1. Convert 4 kg 150 g to grams. 4 x 1000 + 150 = 4150 g. Step 2. Multiply 4150 x 3 = 12450 g.
  • Question 9

Work out the following, giving your answer in grams.

 

6 kg 150g ÷ 5

 

(just write the number)

CORRECT ANSWER
1230
EDDIE SAYS
Step 1. Convert 6 kg 150 g to grams. 6 x 1000 + 150 = 6150 g. Step 2. Divide 6150 ÷ 5 = 1230 g.
  • Question 10

Work out the following, giving your answer in grams.

 

49 kg 380g ÷ 4

 

(just write the number)

CORRECT ANSWER
12345
EDDIE SAYS
Step 1. Convert 49 kg 380 g to grams. 49 x 1000 + 380 = 49380 g. Step 2. Divide 49380 ÷ 4 = 12345 g.
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