What is standard form for 400,000+60,000+5,000+100

Mr. thompson is on a diet. he currently weighs 260 pounds. he loses 4 pounds per month. what part of the story makes the relationship not proportional?

Here is my question! jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate. true or false?

George writes the mixed number as sum and uses the distributive property 1/2.-2/5=1/2-2+2/5=1/2