11. 13,803 13. 16,003 15. 38,030 17. 34,000 19. 15,430 7,074 6,606 8,269 16,381 6,588 12. 13,734 14. 14,073 16. 35,403 18. 33,333 20. 13,004 1. Our school gave a Christmas party. There were 37 boys and 43 girls there. How many children were there? 2. Before the party started 33 children played hideand-seek. 18 of them were girls. How many boys played? 3. There were 27 gold stars and 16 silver stars on the Christmas tree. How many stars were there? 4. The girls made 130 little boxes of candy. Santa Claus gave all except 33 of these to the people at the party. How many boxes did he give to the people at the party? Make up other adding and subtracting problems about a Christmas party. Multiplication with 7 (a) Count by 7's to 70. (b) Write in columns and add: one 7; two 7's; and (e) There are 7 days in a week. Then in 2 weeks there are 2 × 7, or 14 days. How many days are there in 3 weeks? In 5 weeks? In 4 weeks? In 6 weeks? In 9 weeks? 1. If it is 3 weeks till vacation, how many days is it? 2. Mary lives 7 blocks from school, and Jean lives three times as far away as Mary. How many blocks from school does Jean live? . 3. In getting ready for a snow fight 7 boys made 9 snow balls apiece. How many did all 7 boys make? 4. Find the cost of 7 oranges at 5 cents an orange. Find the cost of: 5. 4 cans of peas at 16¢ a can. Multiplication with 8 (a) Count by 8's to 80. (b) Write in columns and add: Two 8's; three 8's and so on to ten 8's. Read this multiplication table for 8: Which of these facts have you already learned? (c) Complete this table: (e) If sugar costs 8 cents a pound, how much will 3 pounds of sugar cost? 5 pounds? 7 pounds? 10 pounds? 21. At 8 cents a pound, how much will 12 pounds of sugar cost? 22. Father sold his horse for $125 (125 dollars). He then bought an automobile and paid 8 times as much as he got for his horse. How much did he pay for his automobile? 23. Edith counted 126 rows of Boy Scouts in a parade. There were 8 scouts in each row. How many scouts were in the parade? 24. A teacher gave 8 colored crayons to each child in a class of 36 children. How many crayons were needed for the class? 25. Each pupil in a class of 17 children used 8 different reading books in one year. If each book is covered, how many covers will be needed for the class reading books that year? 26. There are 3 feet in one yard. How many feet are there in 8 yards? 27. There are 7 days in one week. How many days are there in 8 weeks? 28. There are 2 pints in one quart. How many pints are there in 8 quarts? |