Question

Write an equivalent expression for 60 + 45

Answer 1

`60+45=60+(40+5)=(60+40)+5=100+5=105\\\\an\ equivalent\ expression:\\\\25+80=105\\\\104+1=105\\\\200-95=105\\\\210:2=105\\\\10+20+40+35=105\\\\2\cdot50+5=100+5=105\\\\110-5=105`


`1050:10=105\\\\20\cdot6-15=120-15=105\\\\\vdots`

Answer 2

`60 + 45 = 105`

and so examples of equivalent expressions can be:


`100 + 5`
or

`200 - 95`
or

`(5)/(1) + 10^(2)`