3, 2, 4, 5, right or left, right, left, There were 120 yellow marbles and twice as many green marbles., bi màu vàng nhiều hơn gấp đôi, bi màu xanh nhiều hơn gấp đôi, bi màu vàng nhiều hơn gấp ba, The chairs were arranged in rows of 8, ghế được xếp thành hàng 8, có 8 cái ghế tổng cộng, có 8 hàng ghế, He sold 143 eggs and bought 150 candies, bán 143 quả trứng, mua 143 quả trứng, mua 150 cây kẹo, bán 150 cây kẹo, When a number is tripled, it is 72. what is orignal number?, 24, 30, 216, There are 10 balloons in a pack. Christine buys 9 such packs., Christine has 90 balloons altogether, Christine has 9 balloons altogether, Christine has 10 balloons altogether, bunches of balloons, A stationery store sells pencils in boxes of 12. Mark buys 15 boxes., he has 180 pencils, he has 200 pencils, he has 15 pencils, Mrs Drew baked 104 apple pies and 216 lemon pies. She packed the two types of pies separately into boxes of 4 each., cô ấy đóng gói riêng lẻ 2 loại vào các hộp, mỗi hộp có 4 cái bánh, mỗi hộp có 10 cái bánh, cô ấy đóng chung apple pie và lemon pie

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