3位数加减法每天40道

1、(1)989 - 423 =1(15)792 + 146 =1(28)393 - 208 = 1(2)279 - 182 =1(16)231 - 108 =1(29)952 + 249 =1(3)433 + 726 =丨(17)952 - 726 =1(30)966 - 252 =1(4)691 - 155 =1(18)165 + 241 =1(31)690+ 762 =1(5)602 + 196 =丨(19)471 + 185 =1(32)794 + 532 =1(6)720 + 332 =1(20)395+291 =1(33)360 - 224 =1(7)445 + 251 =丨(21)3

2、57 - 182 =1(34)877 - 482 =1(8)959 + 495 =1(22)759 + 450 =1(35)703 - 560 =1(9)980 - 412 =丨(23)851 +468 =1(36)788 + 459 =1(10)422 + 360 =丨(24)939 - 155 =1(37)335 - 277 =1(11)292 - 255 =1(25)488 - 257 =1(38)898 + 184 =1(12)539 - 531 =1(26)879 + 667 =1(39)377 - 124 =1(13)952 + 234 =1(27)482 - 285 =1(40)

3、122 + 160 =1(14)335 + 441 =1(1)699 - 547 =丨(15)284 - 154 =1(28)588 + 717 = 1(2)171 + 106 =1(16)989 + 449 =1(29)782 - 112 = 1(3)896 - 478 =1(17)573 + 909 =1(30)318 + 613 = 1(4)348 + 222 =丨(18)951 - 278 =1(31)648 + 365 = 1(5)343 - 138 =1(19)952 + 748 =1(32)665 - 440 = 1(6)494 - 370 =1(20)953 + 679 =1(

4、33)109 - 106 = 1(7)981 - 643 =丨(21)480 - 460 =1(34)619 - 144 = 1(8)631 - 399 =1(22)210 + 524 =1(35)107 - 102 = 1(9)826 + 140 =丨(23)513 + 566 =1(36)645 - 521 = 1(10)483 + 911 = 1(24)214 - 205 =1(37)902 - 173 = 1(11)453 + 203 =1(25)789 - 650 =1(38)738 + 747 = 1(12)995 + 912 =1(26)138 + 917 =1(39)928 -

5、 773 = 1(13)544 + 935 =1(27)750- 181 =1(40)568 - 137 = 1(14) 451 - 142 =(1)559 + 514 =1(15)285 - 246 = 1(28)862 - 422 =1(2)624 - 544 =丨(16)616 - 443 =丨(29)463 + 713 =1(3)849 - 494 =1(17)842 - 188 = 1(30)944 - 469 =1(4)893 - 493 =1(18)516 - 288 = 1(31)701 + 548 =1(5)322 - 311 = 1(19)616 - 554 = 1(32)

6、948 + 996 =1(6)384 + 325 =1(20)777 - 503 = 1(33)452 - 296 =1(7)486 - 145 =丨(21)520 - 101 = 1(34)587 + 333 =1(8)713 - 314 =1(22)609 + 206 =1(35)764 + 334 =1(9)890 + 779 =1(23)213 + 219 =1(36)292 + 906 =1(10)141 + 769 =1(24)187 - 124 = 1(37)906 +298=1(11)869 - 462 =1(25)279 - 201 = 1(38)854 + 579 =1(1

7、)134 + 947 =1(15)670 - 409 =1(28)893 - 520 =1(2)383 + 412 =1(16)209 - 125 =1(29)682 - 568 =1(3)488 + 890 =1(17)235 + 737 =1(30)412 + 721 =1(4)705 + 666 =1(18)243 + 589 =1(31)513 + 679 =1(5)574 + 593 =1(19)573 + 544 =1(32)961 + 546 =1(6)506 - 355 =1(20)234 + 608 =1(33)853 + 370 =1(7)313 -200 =1(21)15

8、6- 101 =1(34)仃 1 -117 =1(8)771 + 193 =1(22)337 - 189 =1(35)888+601 =1(9)761 +295 =1(23)409- 191 =1(36)265 - 121 =1(12)642 - 240 =(26)546 - 447 =(39)887 - 751 =(13)657 - 506 =(27)726 + 369 =(40)982 + 651 =(14)358 + 173 =(10)144 - 106 =1(24)844 - 271 =丨(37)572 + 876 =丨(11)777 + 867 =1(25)639 - 536 =1(

9、38)717 + 813 =1(12)349 - 230 =1(26)720 + 215 =1(39)620 + 755 =1(13)558 - 421 =1(27)179 + 214 =1(40)446 - 446 =1(14)309 + 308 =丨(1)350 - 181 =1(15)146 - 128 =1(28)852 + 957 =1(2)855 + 995 =1(16)899 + 393 =1(29)332 + 184 =1(3)612 - 379 =1(17)744 + 727 =1(30)254 + 180 =1(4)875 + 990 =1(18)669 + 162 =1(31)744 - 489 =1(5)451 - 205 =1(19)358 + 215 =1(32)939 - 132 =1(6)611 - 480 =1(20)844 - 287 =1(33)444 + 734 =1(7)612 + 623 =1(21)994 - 510 =1(34)306 - 133 =1(8)900 + 655 =1(22)385 + 899 =1(35)555 + 924 =(9)555 - 317 =1(23)126 - 110 = 1(36)986 - 486 =(10)833 - 752 =1(24)223 + 461 =1(37)580 - 181 =(