Which is the greater number, 659 or 569? 697 or 769? 571 or 751 ? Find 8 hundreds. Write the number in figures. Find 8 hundreds, 8 tens, and 8 ones. Find 9 hundreds, and represent the number by figures. Find 9 hundreds, 9 tens, and 9 ones. 818 933 847 990 900 888 The greatest number that can be expressed by three figures is 999. Add 1 to 999; how many hundreds have you? Ten hundreds make 1 thousand. The number one thousand is expressed by writing the figure 1 in thousands' place, to the left of the hundreds. Ten hundreds equal one thousand. 77. 8+2 AND 2 + 8. Make a table, adding 2 to numbers ending in 8. Add 8 to numbers ending in 2. Slate Exercises, 8+ 2 and 2 + 8, and Review. 261 (11) 27, 62, 29, 81, 28, 12, 75, 27, 88, and 80. (12) 68, 22, 89, 21, 98, 12, 80, 28, 63, and 99. 9 9 9 9 9 9 9, 2, 8, 2, 1, 9, 1, 9, 1, 9, 1, 9, 1, 9, 8, 2. 6, 6, 9, 1, 9, 1, 9, 1, 6, 2, 2, 6, 1, 1, 7, 2. 9, 9, 2, 2, 9, 1, 9, 1, 9, 9, 2, 9, 9, 2, 2, 2. 8, 4, 9, 9, 2, 9, 1, 7, 2, 9, 2, 6, 2, 9, 2, 7. Slate Exercises, 2+ 9 and 9+ 2, and Review. (11) 29, 79, 22, 98, 92, 29, 99, 92, 28, 99, and 43. 79. MISCELLANEOUS PROBLEMS. 1. John sold a knife to Edgar for 20 cents; this is less than John paid for it; it is 5 cents less. What did John pay for the knife? Slate work: 20 cents, Edgar paid for the knife. 5 cents, difference between what John paid and what Edgar paid. cents, John paid for the knife. Edgar paid 5 cents less than John. How much more did John pay than Edgar? 2. After buying 3 pounds of sugar at 9 cents a pound, I had 25 cents left; how much money had I at first? 3. In the morning session of school there are 3 hours, and in the afternoon session 2 hours; how many hours in a school week? 4. In a certain school there are 9 girls and 3 times as many boys; how many boys in the school, and how many boys and girls together? 5. In building his chicken house, John uses 72 shingles, and needs 7 more; how many should he have had at first? 6. A peck of apples costs 30 cents; I must borrow 9 cents in order to pay for them; how much money have I? (Picture; compare 9 cents with 30 cents.) 7. Henry bought a pair of skates for 75 cents, and sold them for 8 cents less than he gave for them. For how much did he sell them? 8. How many feet of rope can I buy for 30 cents, if I pay 3 cents a foot? How many, if I pay 5 cents a foot? 9. If 2 pounds of figs cost 30 cents, what will a pound cost? What will of a pound cost,? 10. In 30 lead pencils, how many packages of half a dozen ? CHAPTER III. NUMBERS FROM THIRTY TO FORTY. 1. 32 cents are how many eight-cents? I wish to put 32 qt. of milk into cans holding 8 qt. each; how many cans will be needed? Divide 32 qt. of milk equally among 4 customers. How many quarts will each receive? Make problems for: Give the written work in answer to your problems. |