1. Count by 11s to 132, beginning 11, 22, 33.
2. Count by 12s to 144, beginning 12, 24, 36.
3. Count by 25s to 300, beginning 25, 50, 75.
A. B. C. D. 3 11s = 5 11s = 8 ft. = .... in. 2 dozen = 4 12s = 3 12s = 10 ft. = .... in. 4 dozen = 5 12s = 6 12s = 7 ft. = .... in. 10 dozen = 6 11s = 12 11s = 4 ft. = .... in. 5 dozen = 9 11s = 2 12s = 6 ft. = .... in. 7 dozen = 7 12s = 9 12s = 9 ft. = .... in. 12 dozen = 8 12s = 7 11s = 11 ft. = .... in. 9 dozen = 11 11s = 12 12s = 5 ft. = .... in. 6 dozen =
5. Count by 25s to $2.50, saying, "25 cents, 50 cents, 75 cents, one dollar," and so on.
7. Find the products. Do not use pencil. Think what they are.
A. B. C. D. E. 2 × 25 3 × 15 2 × 12 4 × 11 6 × 25 3 × 25 10 × 15 2 × 15 4 × 15 6 × 15 5 × 25 4 × 15 2 × 25 4 × 12 6 × 12 10 × 25 2 × 15 2 × 11 4 × 25 6 × 11 4 × 25 7 × 15 3 × 25 5 × 11 7 × 12 6 × 25 9 × 15 3 × 15 5 × 12 7 × 15 8 × 25 5 × 15 3 × 11 5 × 15 7 × 25 7 × 25 8 × 15 3 × 12 5 × 25 7 × 11 9 × 25 6 × 15 8 × 12 9 × 12 8 × 25
A. 36 = .... 12s B. 44 = .... 11s C. 50 = .... 25s 60 = .... 12s 88 = .... 11s 125 = .... 25s 24 = .... 12s 77 = .... 11s 75 = .... 25s 48 = .... 12s 55 = .... 11s 200 = .... 25s 144 = .... 12s 99 = .... 11s 250 = .... 25s 108 = .... 12s 110 = .... 11s 175 = .... 25s 72 = .... 12s 33 = .... 11s 225 = .... 25s 96 = .... 12s 66 = .... 11s 150 = .... 25s 84 = .... 12s 22 = .... 11s 100 = .... 25s
Find the quotients and remainders. If you need to use paper and pencil to find them, you may. But find as many as you can without pencil and paper. Do Row A first. Then do Row B. Then Row C, etc. __ __ __ __ __ __ Row A. 11|45 12|45 25|45 15|45 21|45 22|45 __ __ __ __ __ __ Row B. 25|55 11|55 12|55 15|55 22|55 30|55 __ __ __ __ __ __ Row C. 12|60 25|60 15|60 11|60 30|60 21|60 __ __ __ __ __ __ Row D. 12|75 11|75 15|75 25|75 30|75 35|75 ___ ___ ___ ___ ___ ___ Row E. 11|100 12|100 25|100 15|100 30|100 22|100 __ __ __ __ __ __ Row F. 11|96 12|96 25|96 15|96 30|96 22|96 ___ ___ ___ ___ ___ ___ Row G. 25|105 11|105 15|105 12|105 22|105 35|105 __ __ __ __ __ __ Row H. 12|64 15|64 25|64 11|64 22|64 21|64 __ __ __ __ __ __ Row I. 11|80 12|80 15|80 25|80 35|80 21|80 ___ ___ ___ ___ ___ ___ Row J. 25|200 30|200 75|200 63|200 65|200 66|200