to make dough, reba needs 2 1 / 2 cups of flour. how much flour does she need to make 5 batches of dough? explain
2 1/2 5 = 12 1/2 cups of flour are needed to make 5 batches
5/2 5/1=25/2 or 12 1/2 cups
the simplest way is to convert 2 1/2 to decimal 2,5 then multiply by 5
2.5 x 5=12.5 or 12 1/2 cups of flour