BKSB Number and Calculation

Question 1

What is 348 + 276?

Accepted Answer

624

Answer

348 + 276 = 624; adding units 8+6=14 (carry 1), tens 4+7+1=12 (carry 1), hundreds 3+2+1=6.

Question 2

A worker earns £9.50 per hour and works 8 hours. How much does she earn in total?

Accepted Answer

£76.00

Answer

£9.50 × 8 = £76.00.

Question 3

What is 1,000 − 387?

Accepted Answer

613

Answer

1,000 − 387 = 613; borrowing across zeros gives 613.

Question 4

Which of the following is NOT a factor of 36?

Accepted Answer

8

Answer

36 ÷ 8 = 4.5, which is not a whole number, so 8 is not a factor of 36.

Question 5

A bag holds 2.5 kg of flour. A baker uses 0.75 kg. How much flour remains?

Accepted Answer

1.75 kg

Answer

2.5 − 0.75 = 1.75 kg.

(BKSB) Basic and Key Skills Builder Practice Test