Number bases

Question 1 of 10

Add 100₂ + 10011₂. Give the answer in base two: ___

Question 2 of 10

(a) Convert 146 (base ten) to base five, showing your working. (b) Convert 146 to base two. (c) Check your base five answer by converting it back to base ten.

Question 3 of 10

Add 1111₂ + 1101₂. Give the answer in base two: ___

Question 4 of 10

101₂ = 5 in base ten.

Question 5 of 10

Add 1010₂ + 1100₂. Give the answer in base two: ___

Question 6 of 10

Convert 133₅ to base ten.

Question 7 of 10

Convert 31 (base ten) to base two.

Question 8 of 10

(a) Convert 106 (base ten) to base five, showing your working. (b) Convert 106 to base two. (c) Check your base five answer by converting it back to base ten.

Question 9 of 10

Convert 30₅ to base ten.

Question 10 of 10

Convert 20 (base ten) to base two.