小学四年级计算
小学四年级计算
直接写出得数
1. 30 × 12 =
2. 23 × 4 =
3. 540 - 310 =
4. 4 × 140 =
5. 630 + 70 =
6. 130 × 20 =
7. 180 × 5 =
8. 170 × 5 =
9. 500 × 5 =
10. 210 ÷ 7 =
竖式计算
1. 236 × 43 =
2. 208 × 56 =
3. 13 × 4998 =
4. 8 × 25287 =
5. 139 × 27 =
6. 260 × 40 =
7. 345 × 43 =
8. 207 × 43207 =
9. 360 × 32 =
10. 321 × 12 =
11. 209 × 18 =
12. 287 × 63 =
13. 140 × 40 =
14. 185 × 14 =
15. 302 × 25 =
16. 139 × 40 =
17. 170 × 86 =
估算
1. 89 × 202 ≈
2. 139 × 48 ≈
3. 307 × 53 ≈
简便计算
1. (270 - 30 × 9) ÷ 5.5
2. 36 × 19 - 19 × 26
3. 25 × 45 + 75 × 45
4. 38 × 101
5. 5.63 + 8.8 + 4.37 + 1.2
6. 750 - (550 - 300) ÷ 25
7. 6.38 - 2.4 + 5.62
8. 125 × 16
9. 2100 ÷ 25 ÷ 4
10. 25 × (40 + 4)
11. 55.83 - (8.2 + 5.83)
12. 99 × 8.5 + 8.5
13. 27.5 - 9.8 - 0.2
加法交换结合律
1. 48 + 25 + 175
2. 578 + 143 + 22
3. 128 + 89 + 72
4. 357 + 288 + 143
减法
1. 29 + 52 + 48
2. 698 - 275 - 25
3. 4837 + 5237
乘法
1. 653 + 368
2. 475 + 59
3. 862 + (1365 - 862)
4. 652 - 328
5. 1026 - 369
6. 974 - 671
7. 68 + (847 - 68)
8. 325 × 67
9. 63 × 482
除法
1. 12600 ÷ 600
2. 2225 ÷ 25
3. 6408 ÷ 24
4. 2450 ÷ 25
5. 2928 ÷ 24
6. 11200 ÷ 175 ÷ 4
7. 1356 ÷ 12
8. 5450 ÷ 25
9. 81000 ÷ 4500
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