Maths decimals and mass

3,45 x 2,1=

• 7,254

• 7,245

• 7,445

• 7,244

Convert 5 345 213 grams into tons

• 53, 45 213 t

• 5 345, 213 t

• 5, 345 213 t

• 5 345 213 000 t

Convert 3,456 kg into grams

• 345, 06 g

• 456 g

• 345, 6

• 3456 g

0,3 x 0,005 x 0,00004=

• 0, 000000012

• 12,00000

• 0,000010002

• 0,120000000

Covert 30, 891 tons into kg

• 30891kg

• 30,891 kg

• 3089, 1

• 3089,01

0,25 x 10 =

• 25

• 2,5

• 2,05

• 20,5

What do you do when you multiply decimals?

• You add on a 0.

• When you multiply decimals, you divide by 2 and the subtract 10.

• You move the comma to the left.

• When you multiply decimals you move the comma to the right.

Convert 5 345 213 grams into tons

• 53, 45 213 t

• 5 345, 213 t

• 5, 345 213 t

• 5 345 213 000 t

What mass is 500 g less than 4,32 kg?

• 0,382 kg

• 3,82 kg

• 38,2 kg

• 382

How much lighter is 345 g than 1,1 kg?

• 0, 755 kg

• 7,55 kg

• 0,0755

• 7550