# math

posted by
**rena**
.

80 cal/g x 5 g

400g/cal

or

400 cal/g

not sure can any one help

Neither. 80 cal/g x 5g = 400 cal. The unit g cancels to leave calories.

x2+2x-15

posted by
**rena**
.

80 cal/g x 5 g

400g/cal

or

400 cal/g

not sure can any one help

Neither. 80 cal/g x 5g = 400 cal. The unit g cancels to leave calories.

x2+2x-15