You are given a math word problem and you are supposed to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

Ron weighed 2 colored metal balls during a science class . The blue ball weighed 6 pounds and the brown ball weighed 3.12 pounds . If Ron places both balls on the scale at the same time , what will the scale read ?
9.12

James ate 22 carrot sticks before dinner and 15 more after dinner . How many carrot sticks did he eat ?
37

Eugene has 51 pencils . He gets 6 more from Joyce . How many pencils does Eugene have in all ?

57

