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Decrease 140g by 25%

Sagot :

Answer:

• let's first get the percentage decrease:

[tex] = { \rm{100\% - 25 \% }} \\ { \rm{ = 75\%}}[/tex]

• then multiply the percentage decrease with the mass given:

[tex] = { \tt{75\% \times 140}} \\ \\ = { \tt{ \frac{75}{100} \times 140}} \\ \\ = { \underline{ \tt{ \: \: 105 \: g \: }}}[/tex]

Answer:

let's first get the percentage decrease:

=100%−25%

=75%

• then multiply the percentage decrease with the mass given:

=75%×140

= 75/100 ×140

= 105g