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Addition and Subtraction Practice Problems (Hundred Thousands)
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| from random import randint | |
| problems = [] | |
| def print_problem(operation): | |
| a = randint(100000, 999999) | |
| b = randint(100000, 999999) | |
| if b > a: | |
| a,b = b,a | |
| if operation == '+': | |
| problems.append([a, '+', b, a+b]) | |
| else: | |
| problems.append([a, '-', b, a-b]) | |
| print ' ' + str(a) | |
| print ' ' + operation + ' ' + str(b) | |
| print '---------' | |
| def print_problems(): | |
| for i in range(20): | |
| print_problem('+') | |
| for i in range(20): | |
| print_problem('-') | |
| def print_answers(): | |
| for i, problem in enumerate(problems): | |
| a, b, operation, answer = problem | |
| print "%s)\t%s %s %s = %s" % (i+1, a, b, operation, answer) | |
| print_problems() | |
| print_answers() | |
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| 637202 | |
| + 548475 | |
| --------- | |
| 675468 | |
| + 300907 | |
| --------- | |
| 453614 | |
| + 346333 | |
| --------- | |
| 864571 | |
| + 645070 | |
| --------- | |
| 963657 | |
| + 575929 | |
| --------- | |
| 876873 | |
| + 205796 | |
| --------- | |
| 987914 | |
| + 527017 | |
| --------- | |
| 280980 | |
| + 175715 | |
| --------- | |
| 974530 | |
| + 920946 | |
| --------- | |
| 742974 | |
| + 647276 | |
| --------- | |
| 458355 | |
| + 142788 | |
| --------- | |
| 724076 | |
| + 707368 | |
| --------- | |
| 953440 | |
| + 336920 | |
| --------- | |
| 426286 | |
| + 161832 | |
| --------- | |
| 846444 | |
| + 761991 | |
| --------- | |
| 748213 | |
| + 371969 | |
| --------- | |
| 805978 | |
| + 361579 | |
| --------- | |
| 321923 | |
| + 223514 | |
| --------- | |
| 759326 | |
| + 180911 | |
| --------- | |
| 994255 | |
| + 485786 | |
| --------- | |
| 659885 | |
| - 467965 | |
| --------- | |
| 826137 | |
| - 587810 | |
| --------- | |
| 950324 | |
| - 624251 | |
| --------- | |
| 691827 | |
| - 510236 | |
| --------- | |
| 776233 | |
| - 480633 | |
| --------- | |
| 560039 | |
| - 472209 | |
| --------- | |
| 343848 | |
| - 198914 | |
| --------- | |
| 881397 | |
| - 272540 | |
| --------- | |
| 961097 | |
| - 317186 | |
| --------- | |
| 922946 | |
| - 868387 | |
| --------- | |
| 501364 | |
| - 139945 | |
| --------- | |
| 946527 | |
| - 185716 | |
| --------- | |
| 253321 | |
| - 191069 | |
| --------- | |
| 724147 | |
| - 372852 | |
| --------- | |
| 418935 | |
| - 168315 | |
| --------- | |
| 383380 | |
| - 289497 | |
| --------- | |
| 879779 | |
| - 550128 | |
| --------- | |
| 849045 | |
| - 516830 | |
| --------- | |
| 557765 | |
| - 481229 | |
| --------- | |
| 775684 | |
| - 105750 | |
| --------- | |
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| 1) 637202 + 548475 = 1185677 | |
| 2) 675468 + 300907 = 976375 | |
| 3) 453614 + 346333 = 799947 | |
| 4) 864571 + 645070 = 1509641 | |
| 5) 963657 + 575929 = 1539586 | |
| 6) 876873 + 205796 = 1082669 | |
| 7) 987914 + 527017 = 1514931 | |
| 8) 280980 + 175715 = 456695 | |
| 9) 974530 + 920946 = 1895476 | |
| 10) 742974 + 647276 = 1390250 | |
| 11) 458355 + 142788 = 601143 | |
| 12) 724076 + 707368 = 1431444 | |
| 13) 953440 + 336920 = 1290360 | |
| 14) 426286 + 161832 = 588118 | |
| 15) 846444 + 761991 = 1608435 | |
| 16) 748213 + 371969 = 1120182 | |
| 17) 805978 + 361579 = 1167557 | |
| 18) 321923 + 223514 = 545437 | |
| 19) 759326 + 180911 = 940237 | |
| 20) 994255 + 485786 = 1480041 | |
| 21) 659885 - 467965 = 191920 | |
| 22) 826137 - 587810 = 238327 | |
| 23) 950324 - 624251 = 326073 | |
| 24) 691827 - 510236 = 181591 | |
| 25) 776233 - 480633 = 295600 | |
| 26) 560039 - 472209 = 87830 | |
| 27) 343848 - 198914 = 144934 | |
| 28) 881397 - 272540 = 608857 | |
| 29) 961097 - 317186 = 643911 | |
| 30) 922946 - 868387 = 54559 | |
| 31) 501364 - 139945 = 361419 | |
| 32) 946527 - 185716 = 760811 | |
| 33) 253321 - 191069 = 62252 | |
| 34) 724147 - 372852 = 351295 | |
| 35) 418935 - 168315 = 250620 | |
| 36) 383380 - 289497 = 93883 | |
| 37) 879779 - 550128 = 329651 | |
| 38) 849045 - 516830 = 332215 | |
| 39) 557765 - 481229 = 76536 | |
| 40) 775684 - 105750 = 669934 |
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