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When i add money am i supposed to make it like this 7+12 or 7.00+12.00 because i got 19 dollars for my answer

Parks is wearing several rubber bracelets one third of the bracelets are tie dye 1/6 are blue and 1/3 of the remainder are camouflage if park swears to camouflage bracelets how many bracelets does he have on

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area