Conversions

Oven temperatures

100C     200F     Gas Mark 1       very low
120C     250F     Gas Mark 1       very low
150C     300F     Gas Mark 2       low
160C     325F     Gas Mark 2-3     warm
180C     350F     Gas Mark 4       moderate
190C     375F     Gas Mark 5       moderately hot
200C     400F     Gas Mark 6       moderately hot
220C     420F     Gas Mark 7       hot
230C     450F     Gas Mark 8       very hot
250C     485F     Gas Mark 9       very hot

Dry Measures

METRIC    IMPERIAL                 METRIC    IMPERIAL 

15g            ½oz                 200g           7oz
25g            1oz                 225g           8oz

40g           1½oz                 250g           9oz

55g            2oz                 300g         10½oz

70g           2½oz                 350g          12oz
85g            3oz                 375g          13oz
100g          3½oz                 400g          14oz
115g           4oz                 425g          15oz
125g          4½oz                 450g           1lb
140g           5oz                 675g          1½lb
150g          5½oz                 900g           2lb
175g           6oz

Liquid Measures

METRIC    IMPERIAL               AMERICAN EQUIVALENT
15ml        ½fl oz
30ml        1fl oz               1/8 US cup
50ml        2fl oz               ¼ US cup
75ml       2½fl oz
100ml      3½fl oz
125ml       4fl oz               ½ US cup
150ml       5fl oz / ¼ pint
200ml       7fl oz
250ml       9fl oz               1 US cup
300ml      10fl oz / ½ pint      1¼ US cups
350ml      12fl oz
400ml      14fl oz
425ml      15fl oz / ¾ pint      1¾ US cups
500ml      18fl oz               2 US cups
600ml      20fl oz / 1 pint      2½ cups
      

Measures for fats - American equivalents 

¼ stick       25g (1oz)
1 stick      100g (3½oz)