Students of different ages were given the same jigsaw puzzle to put together. one group of students was 12 years old, while the other group of students was 15 years old. the puzzles used all consisted of 50 pieces each. the students were timed, using a chronometer, to see how long it took to finish the puzzle.
5th grade maths word problem of large number. kyeword for students to understand, whether word problem is given on addition, subtraction, multiplication, division