2025年一本暑假口算2升3数学第50页答案
1. 直接写出得数。(每题2★)
260 - 50 = 6000 + 500 = 2000 - 1000 =
400 + 3000 = 130 - 60 = 1200 - 700 =
1200 + 600 = 700 + 60 = 3000 + 300 =
60 + 90 = 500 - 300 = 200 - 120 =
6000 + 2000 = 5700 - 4000 = 1500 - 700 =
2500 - 700 = 3500 + 2000 = 1600 - 600 =

答案

210   6500  1000
 3400   70   500
 1800   760  3300
 150   200  80
 8000   1700  800
 1800   5500  1000
2. 计算。(每题3★)
3000 + 800 - 2000 2500 - 800 - 500 6000 - (800 - 700)

答案

1800   1200  5900
3. 看谁填得又对又快。(16★)

答案

(从左往右)
 1000  900  1300  1300
 80   2400  700  1500