Year 7 Binary

Convert 0101 to denary

Convert 1011 to denary

Convert 6 to binary

Convert 17 to binary

By looking at the righmost digit, is 101010 even or odd?

• Even

• Odd

By looking at the righmost digit, is 1110111 even or odd?

• Even

• Odd

How do you convert bits to bytes?

• Divide by 8

• Multiply by 8

• Add 8

• Subtract 8

How do you convert bytes to bits?

• Divide by 8

• Multiply by 8

• Add 8

• Subtract 8

How do you calculate the number of pixels in an image

• width + height

• width * height

• width * 8

• height * 8

How many bits are needed for each pixel in a black and white image?