a parcel has a mass of 794g, estimate the mass of 32 of these parcels together

3 answers

that would be 32 x 794 = 25408 g
estimate: 800x30=24000g

The keyword is estimate.
When you estimate you round of to the nearest 10 so you gonna round off 794 to the nearest 10 and you gonna round off 32 to the nearest 10
794~800
32~30
800×30=24 000