212. How many 10-cent dishes can I buy for a dollar? A bath room is 9 feet square. It contains square feet. Mr. Hall has 12 bushels of turnips. To how many persons can he sell 1 peck each? A milkman has 9 gal. 1 qt. of milk. He can sell 1 qt. to each of customers. What are 7 dozen eggs worth at a cent apiece? Twelve men paid 2 dollars apiece to hire a sail boat. How much did they all pay? If a boy's suit costs 9 dollars, how much will 10 such suits cost? A man paid 81 dollars for a horse and į as much for a saddle. How much did the saddle cost him? If the whole of anything costs 81 cents, how much does of it cost? At his last birthday Edward had lived 96 months. How many years old was he? Add the days in the month in which Thanksgiving comes to those in the month after and the month before. Slate Work. 213. How many dollars are $32 and $32 and $32, or 3 X $32? Three times 2 ones are 6 ones. Write the 6 in ones' place. Three times 3 tens are 9 tens. Where do we write the 9 ? $96 The perimeter of a square room is 48 feet. What is the length of each side? 4 ) 48 feet Each side is of the perimeter. À of 4 tens is 1 12 feet ten, and of 8 ones is 2 ones. of 48 feet is 12 feet. Find 4 of $84, } of 66 yd., 1 of 46 gal., } of 96¢. How many 3's in 36? 3) 36 3) 36 10 In 3 tens there are 10 threes. In 6 ones 12 there are 2 threes. 10 threes and 2 threes 2 are 12 threes. 12 Find a block that is a cubic inch. Place 4 such blocks in a row. How many cubic inches in the row? Place 4 more cubes beside these. How many cubic inches in the 2 rows? Place 8 more cubes on top of these. How many cubic inches in each layer? How many in both layers? 215. With one-inch cubes build a cube 2 inches on each side. How many layers are there? How many rows in each layer? How many one-inch cubes in each row? How many cubes in both rows! In both layers? How many cubic inches in the cube you have built? A cube 2 inches on a side is a two-inch cube. It contains cubic inches. A one-inch cube is what part of a two-inch cube? 216. Build a cube having 3 layers, 3 rows in each layer, and 3 one-inch cubes in each row. This cube is - inches on each side, and contains cubic inches. It is a three-inch cube and contains — one-inch cubes. Nine one-inch cubes are what part of the 3-inch cube? 18 one-inch cubes are what part? How many square inches in each face of the 3-inch cube? In 3 faces? In all the faces? How many inch cubes will be needed to make a pile 6 in. long, 3 in. wide, and 2 in. high? Review and Drill Work. 217. 10 1. 2. 3. 4. 5. 8 a b C d e h i j k 1 m n 4 8 7 4 9 6 8 5 4 7 6 8 9 6 7 4 8 6 2 5 2 7 8 4 3 2 7 5 6 7 7 4 6 4 3 5 7 8 9 6 6 5 4 3 5 7 5 6 8 7 5 4 2 4 8 4 5 6 4 5 7 3 4 3 8 9 8 4 6 8 7 6 4 3 8 7 9 5 4 6 7 6 7 9 4 8 7 8 5 6 2 8 7 5 6 9 5 6 8 7 6 5 4 5 6 7 8 6 8 Add the numbers in each line. Multiply the numbers in each column by 3, 4, 5, 6, 7, 8, 9. Multiply the numbers in column h by 8, and those in column m by 7, and find the sums and differences of each two corresponding results. A rectangle, 7 inches by 4 inches. 222. Take inch cubes and build a pile 4 blocks long, 3 blocks wide, and 2 blocks high. Then fill out the following: |