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(15)20以内括号口算专项练习600题ok

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 20以内填括号口算专项练习600题

① ( )+7=19 17 ( )+12=15 33 10-( ) =5 ② 3+( ) =11 18 ( )-6=11 34 7+( ) =16 ③ ( ) +2=18 ④ ( )+4=12 ⑤ 5+( ) =15 ⑥ ( )-7=7 ⑦ ( )+4=13 ⑧ ( )+5=18 ⑨ ( )+9=13 ⑩ 19- ( ) =5 11 ( )+7=19 12 11-( ) =1 13 10-( ) =4 14 ( )-6=8 15 ( )-5=13

16 ( )+19=20

19 7+( ) =12 20 6+( ) =18 21 19-( ) =16 22 8+( ) =19 23 18+( ) =20 24 ( ) +13=14 25 ( ) +17=20 26 14-( ) =5 27 ( ) +7=13 28 17-( ) =9 29 10+( ) =16 30 11+( ) =14 31 ( ) -0=13 32 17+( ) =20 第 1 页 共 1 页

35 17-( ) =14

36 15+( ) =19

37 13- ( ) =0 38 ( ) -11=7

39 17-( ) =6 40 15+( ) =17 41 ( )-11=9

42 ( )+16=17 43 ( )-9=5

44 ( ) -10=9 45 15-( ) =6 46 7+( ) =12 47 ( ) +8=11

48 4+( ) =19

49 19-( ) =12 67 ( )-7=13 85 ( )-9=6 50 ( ) -16=0

68 11+( )=16 86 ( )+8=12

51 19-( )=7 69 0+( )=18 87 ( )+3=14 52 ( )+11=19 70 19-( )=5

88 ( )+10=18

53 6+( )=19 54 ( )+3=14 55 20-( )=7

56 ( )+8=13 57 14+( )=17 58 15-( )=8 59 ( )-1=11 60 17-( )=12

61 17-( )=11 62 ( )-5=15 63 12+( )=16 ( )+5=16 65 12+( )=17 66 ( )+8=13 71 17-( )=16 72 ( )+12=15 73 9+( )=13 74 ( )+9=14 75 17-( )=14

76 20-( )=9 77 ( )+8=16 78 ( )+7=16 79 ( )-7=3 80 5+( )=12

81 15-( )=9 82 14-( )=11 83 ( )+12=18 84 ( )+11=19 第 2 页 共 2 页

( )-8=5 90 ( )-7=12 91 19+( )=19

92 ( )+7=15 93 ( )+3=13

94 14-( )=8 95 17-( )=11 96 ( )+13=17

97 18-( )=11 98 15-( )=6

99 ( )+12=18 100 ( )-12=7

101 ( )+13=16

102 12+( )=19

103 ( ) +8=15 121 17-( )=14 139 17+( )=20 104 ( ) +2=17 122 8+( )=14 140 6+( )=16 105 17-( )=1

123 3+( )=16 141 ( )-19=0

106 ( )-13=4 124 ( )+11=18 142 ( )+14=17 107 ( )+7=19 108 ( ) +3=17 109 ( )+10=16 110 14-( )=11 111 ( )+13=17 112 19-( )=10 113 12+( )=17 114 ( )+9=16 115 ( )+8=15 116 ( )+7=11 117 ( )+5=16 118 ( )-6=12 119 13+( )=19 120 6+( )=15 125 ( )-8=7

126 15-( )=2 127 ( )+4=14 128 19-( )=15 129 17+( )=18 130 20-( )=19 131 ( )-8=11 132 12+( )=13 133 12-( )=3 134 17+( )=20 135 12+( )=15 136 15-( )=13 137 20-( )=8 138 ( )-10=10 第 3 页 共 3 页

143 +12=18

144 145 146 147 148 149 150 151 152 153 154 155 (

)

( ) +3=16 12-( )=12

10+( )=16

( )-16=3

14-( )=3

5+( )=17 ( ) -7=8 16-( )=3

( )-5=14

12+( )=18

( ) -5=12 16-( )=5

156 ( )+7=16 174 ( )+7=16 191 15-( )=11 157 12+( )=12 175 20-( )=2

192 ( )+12=14

158 13-( )=4 176 5+( )=16 193 ( )-15=4

159 20-( )=14 177 ( ) +4=11 194 20-( )=6 160 20-( )=9

161 19-( )=9 162 ( )-5=13 163 17-( )=10 1 ( )+9=17 165 17-( )=5

166 ( )-13=3 167 ( )-6=14 168 15-( )=4 169 20-( )=8 170 13+( )=20 171 14-( )=14 172 ( )-11=0 173 16-( )=7 178 (

)

+14=18

179 ( )+11=19 180 19-( )=4

181 6-( )=0 182 12+( )=20 183 ( )-18=0 184 ( )-3=11 185 ( )+3=12 186 ( )-6=14 187 ( )-3=15 188 ( )+8=17 1 ( )+12=17 190 ( )-15=2

第 4 页 共 4 页

195 196 197 198 199 200 201 202 203 204 205 +15=20

206 207 16-( )=7 ( )-10=2

12+( )=17 19-( )=18

( )+11=20 ( )-19=1

17-( )=13

( )+16=20

( ) +8=19 13+( )=18 ( )

20-( )=7 10+( )=19

208 ( )+16=20 226 ( )+5=16 244 20-( )=16 209 ( )+13=18 227 17-( )=7 245 20-( )=5

210 ( ) -12=8 228 ( )-7=6 246 ( )+14=15

211 4+( )=17 229 ( )+13=19 247 14+( )=18

212 ( )+13=17 213 ( ) -4=14 214 17-( )=8 215 13-( )=7

216 19-( )=17 217 13+( )=17 218 17-( )=9 219 ( )+16=17 220 ( )+10=14 221 ( )+7=17 222 ( )+9=15 223 ( )+6=12 224 7+( )=12 225 3+( )=8

230 12+( )=17 231 20-( )=5 232 ( )+5=18 233 ( )-11=6 234 ( )+10=17 235 ( )-14=5

236 ( )+6=19 237 ( )-5=11 238 16-( )=13 239 ( )-4=12 240 ( )+9=13 241 14-( )=12 242 18-( )=17 243 19-( )=15 第 5 页 共 5 页

248 ( )+6=17

249 ( ) -13=2 250 ( )-5=12 251 ( )-12=6

252 14+( )=17 253 (

)

+16=19 254

15+( )=17 255 ( ) -11=8

256 14+( )=19

257 ( )+6=20

258 ( )+7=14 259 ( ) -14=2

260 ( )-4=10 278 7+( )=18 296 ( )+14=20

261 ( )-5=13 279 16-( )=4 297 20-( )=2

262 14-( )=6 280 ( )+8=15 298 ( )+6=16

263 ( )+12=15 281 ( )+2=11 299 ( ) +5=17 2 9+( )=17 265 ( )+12=19 266 13+( )=20 267 15-( )=14 268 ( )+11=17 269 ( )+11=18 270 ( ) -10=6 271 7-( )=2 272 3+( )=9 273 ( )+10=17 274 ( )+5=19 275 ( )+15=17 276 ( )-5=15 277 2+( )=18 282 ( )-3=15 283 3+( )=19 284 17+( )=20 285 20-( )=16 286 18+( )=20 287 18-( )=13 288 11+( )=20 2 13-( )=4 290 17-( )=3

291 13+( )=17 292 ( )+14=18 293 ( )+6=14 294 ( )-7=4 295 ( )-6=12

第 6 页 共 6 页

300 301 302 303 +12=18

304 305 =15 306 307 308 309 310 311 14-( )=3

( )+10=13 4+( ) =20 (

)

( )+5=20 15+( ) ( )-7=11

( )+3=12 ( )+6=17 ( )+8=14 20- ( ) =5 ( )+3=14

312 17-( ) =11

326 16-( ) =15

338 ( ) -12=4

339 15-( ) =6

313 20-( ) =4 327 ( ) +7=13 340 15+( ) 314 ( )-11=8 328 18-( ) =18 315 316 317 318 319 320 321 =12

322 323 =20

324 325 +12=20

( )-5=12 ( )+9=20 ( )+7=15 ( )-9=11 3+( ) =11 8+( ) =14 20-( ) 7+( ) =14 13+( ) ( ) +8=14 ( ) =11

329 12+( ) =15

330 13+( ) =17

331 ( ) -10=3 332 17+( ) =19

333 18-( ) =5 334 5+( ) =14 335 18-( ) =6 336 7+( ) =20 337 16- ( ) =10

第 7 页 共 7 页

341 342 343 344 345 346 347 348 =20 349 350 351 352 353 ( )-10=9

( )+14=17

( )-9=9

( ) -11=7 18-( ) =5

5+( ) =17 ( ) +5=11 7+( )

12-( ) =3 ( ) -12=0

15-( )=1 ( )+1=16

8+( )=17

354 ( )+6=14 372 ( )+5=12 390 ( )-3=16 355 16-( )=2

373 7+( )=15 391

356 ( )+5=13 374 ( )+9=16 12+( )=20 357 6+( )=12 375 5-( )=2

392 ( )+8=16

358 12-( )=7 359 ( )-11=5 360 18-( )=14 361 16-( )=15 362 ( )-9=6 363 13+( )=16 3 ( )+5=14 365 15+( )=16 366 ( )+5=12 367 ( )-8=12 368 12+( )=17 369 0+( )=13 370 18-( )=5

371 15-( )=5 376 20-( )=11 377 ( )+8=14 378 ( )+5=11 379 ( )-7=13 380 9+( )=16 381 20-( )=9 382 20-( )=11 383 ( )+12=20 384 ( )+10=19 385 ( )-9=10

386 ( )+7=13 387 ( )+5=11 388 ( )+17=18 3 ( )-8=4 第 8 页 共 8 页

393 ( )+8=12

394 17-( )=8 395 16-( )=12

396 ( )+11=17

397 19-( )=14

398 18-( )=6 399 ( )+5=18 400 ( )-13=7

401 ( )+8=16 402 7+( )=19

403 ( ) +6=14

404 ( ) +4=17 405 17-( )=13

406 ( )-13=5

407 ( )+9=19 425 ( )-5=7 443 ( ) +6=7

408 ( ) +6=17 426 11-( )=2 444 ( ) +6=20 409 ( )+8=19 427 ( )+7=14 445 14-( )=3 410 14-( )=10 428 10-( )=5 446 7+( )=15

411 ( )+11=20 412 19-( )=16 413 9+( )=17 414 ( )+9=10 415 ( )+8=14 416 ( )+5=12 417 ( )+9=17 418 ( )-7=13 419 6+( )=13 420 8+( )=10 421 17-( )=11 422 11+( )=14 423 13+( )=19 424 ( )+4=18 429 7+( )=19 430 19-( )=16 431 ( )-8=12 432 11+( )=20 433 13-( )=3 434 10+( )=20 435 6+( )=15 436 11-( )=2 437 13-( )=2 438 ( )-10=5 439 13+( )=17 440 5+( )=18 441 ( )-16=0 442 ( )+13=18 第 9 页 共 9 页

447 ( )-12=4

448 16-( )=4

449 8+( )=17 450 ( ) -3=7 451 11-( )=2

452 ( )-4=12

453 14+( )=17

454 ( ) -6=12 455 17-( )=5 456 ( )+3=11

457 10+( )=12

458 13-( )=7

459 19-( )=5 460 20-( )=14

461 19-( )=7 478 ( ) 495 12-( )=8 496 ( )-11=2

462 ( )-5=11 +13=20

463 13-( )=10 479 ( )+5=14 497 17-( )=9 4 ( )+7=15 480 12-( )=6 498 12-( )=31

465 466 467 468 469 470 471 472 473 474 475 476 477 +14=18

13-( )=4

( )-12=4 ( )-8=10 18-( )=5 20-( )=18 12+( )=19 17-( )=10 ( )-12=0 19-( )=17 ( )+7=15 18-( )=12 15+( )=17 ( ) 481 10-( )=2 482 11+( )=16 483 ( )-10=0 484 ( )-3=14 485 ( )+5=12 486 ( )-6=8 487 ( )-7=11 488 ( )+9=18 4 ( )+8=16 490 ( )-8=6

491 17-( )=12 492 ( )+5=17 493 ( )-4=14 494 16-( )=7 第 10 页 共 10 页

499 500 501 502 503 +11=17 504 505 +12=16 506 507 508 509 510 ( )+15=19

( )-14=3

14-( )=10

( )+5=16 (

)

6+( )=19 (

) 13-( )=5

7+( )=15

( )+4=20 ( )+5=18 ( ) -6=8

511 14+( )=18 529 ( )+13=20 547 7+( )=19

512 ( )+6=17 530 12+( )=20 548 ( )+8=17

513 ( ) -5=13 531 20-( )=5 549 ( ) -5=12 514 20-( )=3 532 ( )+13=18 550 ( )-7=2 515 16-( )=7

516 20-( )=3 517 8+( )=16 518 17-( )=9 519 ( )+13=18 520 ( )+5=14 521 ( )+9=13 522 ( )+8=11 523 ( )+7=14 524 8+( )=12 525 6+( )=8

526 ( )+8=17 527 17-( )=9 528 ( )-10=6 533 ( )-12=6 534 ( )+10=18 535 ( )-11=4

536 ( )+8=17 537 ( )-4=8 538 20-( )=3 539 ( )-9=6 540 ( )+7=11 541 19-( )=1 542 12-( )=7 543 14-( )=5 544 13-( )=6 545 16-( )=8

546 ( )+5=12 第 11 页 共 11 页

551 ( )-2=16

552 9+( )=17 553 ( ) +8=19

554 7+( )=17 555 ( ) -9=8

556 6+( )=19

557 ( )+6=17

558 ( )+5=13

559 ( ) -8=12 560 ( )-7=8 561 ( )-6=14

562 17-( )=8 563 ( )+8=11

5 10+( )=17

565 ( )+13=18 583 13+( )=17 566 1+( )=20 584 10+( )=20 567 10-( )=3 585 19-( )=6 568 ( )+5=17 586 11+( )=14 569 ( )+10=18 570 ( ) -12=6 571 17-( )=2 572 3+( )=19 573 ( )+17=20 574 ( )+15=19 575 ( )+3=20 576 ( )-6=11 577 12+( )=20 578 9+( )=17 579 13-( )=4 580 ( )+7=15 581 ( )+2=16 582 ( )-3=14 587 13-( )=3 588 6+( )=10 5 17-( )=14 590 15-( )=1 591 1+( )=16 592 ( )+9=17 593 ( )+5=14 594 ( )-4=4 595 ( )-8=12 596 ( )+3=20 597 10-( )=2 598 ( )+7=16 599 ( ) +5=17 600 46-( )=13

第 12 页 共 12 页

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