Conversion Charts

Here are rounded-off equivalents between the metric system and the traditional systems that are used in the United States to measure weight and volume.

Weights

US/UK

Metric

1 oz

30 g

2 oz

55 g

3 oz

85 g

4 oz (¼ lb)

115 g

5 oz

140 g

6 oz

170 g

7 oz

200 g

8 oz (½ lb)

225 g

9 oz

255 g

10 oz

285 g

11 oz

310 g

12 oz

340 g

13 oz

370 g

14 oz

395 g

15 oz

425 g

16 oz (1 lb)

455 g

Volume

American

Imperial

Metric

¼ tsp

1.25 ml

½ tsp

2.5 ml

1 tsp

5 ml

½ Tbsp (1½ tsp)

7.5 ml

1 Tbsp (3 tsp)

15 ml

¼ cup (4 Tbsp)

2 fl oz

60 ml

⅓ cup (5 Tbsp)

2½ fl oz

75 ml

½ cup (8 Tbsp)

4 fl oz

125 ml

⅔ cup (10 Tbsp)

5 fl oz

150 ml

¾ cup (12 Tbsp)

6 fl oz

175 ml

1 cup (16 Tbsp)

8 fl oz

250 ml

1¼ cups

10 fl oz

300 ml

1½ cups

12 fl oz

350 ml

2 cups (1 pint)

16 fl oz

500 ml

2½ cups

20 fl oz (1 pint)

625 ml

5 cups

40 fl oz (1 qt)

1.25 l

Oven Temperatures

°F

°C

Gas Mark

very cool

250–275

130–140

½–1

cool

300

148

2

warm

325

163

3

moderate

350

177

4

moderately hot

375–400

190–204

5–6

hot

425

218

7

very hot

450–475

232–245

8–9