How can you simplify

-4/7 + (-4/3)

There are 110 calroies per 177.4 grams of cereal X. find how many calories are in 245.5 grams kf this cereal

811+901+88+5 the sum is

How do you solve - 10 - (-7)

Marcus said the product of 78 78 * 1 34 34 is 94 94. How can you tell that his answer is wrong?

How am i able to subtract this equation 13/18-1/21

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.