add          back       between  calendar

cents        compare  cost       count

difference  different  dime      divide

dollar       each       equal      even

few         forward   fourth     greater

guess      half        how       hundred

inside      knew      know     less

many      minus     money   month

more      most       much    multiply

nickel     number    odd      one

order      pair        penny    plus

price      problem  quarter   same

some     subtract   sum      ten

than      time       together  total

value     week      what      when

where    who       why