小四甲 蘇家榆 數補 p13 02/05/99 星期五 天氣:情 心情:高興 1. (216/18)/4 = 12/4 = 3 2. (152-18)+31 = 134+31 = 165 3. (1000-488)-325 = 521-325 = 196 4. (400-168)-88 = 232-88 = 134 5. (48*12)/12 = 576/12 = 48 6. (360/4) = /5 = 90/5 = 18 7. (31*11)+3 = 363+3 = 366 8. (15*7)*8 = 105*7 = 735 9. (66/6)-6 = 11-2 = 9 10. (54+63)/97 = 117+97 = 214 1. 309*27 = 6180+2163 = 8343 2. 208*85 = 16640+1040 = 17680 3. 125*4 = 500 4. 499*28 = 9980+3992 = 13972 5. 279*16 = 2790+1734 = 4524 6. 15*5 = 575 7. 1288*15 = 12880+6440 = 19320 8. 2218*12 = 22180+4436 = 26616 9. 1189*8 = 9512 10. 1850*13 = 18500+5550 = 24050 1. 1035*45 = 112 2. 3920/35 = 112 3. 525/15 = 35 4. 144/16 = 9 5. 2400/8 = 300 6. 336/16 21 7. 840/16 = 52 餘 8 8. 70/8 = 8 餘 6 9. 92/23 = 4 10. 8010/18 = 445 1. (2) 2. (2) 3. (1) 4. (1) 5. (4) 6. (4) 7. (2) 8. (1) 9. (1) 10. (2) |
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