BIDMAS

BIDMAS. A mixed bag of three exercises suitable for KS3 and KS4. The exercises are either calculating using BIDMAS, inserting brackets or inserting brackets and mathematical operators. Some easy and some challenging questions.

Sample Questions: 

Evaluate

• 7 x 6 - 5 x 4 + 1 x 3 
• 7 x (15 - 3 x 2)

Insert the correct symbols to make each calculation correct.

• 10    2    3   =  16
• 18    2    4    1    6  =  8