17. Divide 24 into 8 equal groups. = ? = ? 24 equals how many 3's? 24 ÷ 3 8 threes equal how many? 8 × 3 3 is what part of 24? of 24 = ? Count 24 by 3's. Subtract by 3's. of 24 lemons equals how many? Divide a quire of paper (24 sheets) equally among 8 pupils. How many sheets will each receive? Mary learned 3 lines of a poem each day for 8 days. How many lines of poetry did she learn? How many 3-spools can you take out of a box containing 24 spools? Some children were gathering golden-rod. They found that they had gathered in all 24 branches. They divided equally, and each had 3 branches. How many children were there? Make problems for the following forms: 2483. 24 cents 38 cents. 3 x8 = 24. 18. 24 equals how many 6's? 24 ÷ 6 = ? IIIIII IIIIII IIIIII IIIIII 4 sixes are how many ? 4×6=? 6 is what part of 24? of 24 = ? Begin with 6 and add 6's until you have 24. Henry read 6 pages of his new book on Monday, 6 on Tuesday, 6 on Wednesday, and 6 on Thursday. How many pages did he read? George walked 6 miles each day for four days. How many miles did he walk? Divide 24 maple leaves equally among 4 girls. How many will each get? (Picture and written form.) At 4 cents each, how many oranges can you get for 24 cents? (Picture and written form.) 19. 24 equals how many 4's? 24 ÷ 4 = ? IIII IIII IIII IIII IIII IIII 6 fours are how many? 4 is what part of 24? Add by 4's to 24. 6 x 4 = ? of 24 = ? At 4 cents a spool, what will 6 spools of thread cost? At 5 cents a spool, how many spools of thread can be bought for 24 cents? 5 cents) 24 cents. 4 times (4 cents remaining). I can buy 4 spools of thread and have 4 cents left. Make a problem for each of the following forms: 24 nuts 6 nuts = 4. 24 nuts 6 = 4 nuts. 6 x 4 = 24. Represent by objects: One six, one sixth of six, one sixth of 1, one sixth of 24. Add of 21 to 3 of 24. 213 × 2÷2−7=? of 22 of 24 = ? of 24 + 6 = how many 3's? 20. 25 cents are how many 5-cents? 25÷5=? Peaches are selling at 2 for 5 cents. How many can you buy for 25 cents? (Picture.) (Picture.) If you can get 2 for one 5-cents, how many can you get for five 5-cents? Divide 25 into twos. 25 equals how many twos? 12 twos and half of one two are how many? 12 twos are how many ones? 25 contains 2 how many times? John bought some molding for picture frames at 2 cents a foot. He spent 25 cents. feet did he buy? (Picture.) Make problems for: 2 cents) 25 cents 12 times How many 12 times 225. 21. Draw upon your slate 25 circles to represent cents. Separate this 25 into 12's. 25 equals how many 12's? NOTE. All common-sense forms of expression should have credit, as: two twelves and one of another twelve; two twelves and one twelfth of twelve; 2 twelves. Helen has 25 cents to spend for lace at 12 cents a yard; how many yards can she buy? (She can buy as many yards as there are 12's in 25.) At 12 cents a foot, how many feet of gilt molding can be bought for 25 cents? (Picture.). 22. What will 2 feet of silver wire cost at 12 cents a foot? (Picture.) Make problems for : 12 cents) 25 cents 212 times 2 times 12 = 25. Divide 25 feet of kite string equally between two boys; what is each one's share. (Picture.) Make a problem for : 2) 25 pineapples each receives I paid 25 cents for 2 pounds of butter; what is 25 equals how many threes? (8 threes, or 8 threes and of one three.) 253? 8 × 3 = ? At 3 cents a pound, how many pounds of salt can you buy for 25 cents? At 8 cents a pound, how many pounds of rice can you buy for 25 cents? 25. Divide 25 sticks of candy equally among 8 boys. How many will each receive? (Make a picture to show this.) Each will receive what part of the candy? Divide 25 crackers equally among three children. (Picture.) How many will each receive? Three boxes of strawberries cost 25 cents. How much is that a box? 8 spools of basting thread are worth 25 cents. How much is that for each spool? Spend 25 cents for colored paper at 4 cents a sheet. How many sheets can you buy? |