小学数学二年级下册口算练习题共4500道.docx

1、小学数学二年级下册口算练习题共4500道55-243 51-366 44+426= 35+405= 25-355 62-76= 69-28= 48-93= 186+98= 84+34= 71+89= 70+54= 38-75= 34+244= 94+36= 50-549 46+15= 84+88= 47-76= 162+86= 44+546= 74+49= 68-92= 85-74= 51-73= 47+18= 55+23= 70-217 94+97= 95-637 56-85= 93+48= 728+75= 30-155 17-142 22-37= 27+648= 98-39= 66+56=

2、 637+81= 16-568 42-408 59-186 92+27= 25-162 93+64= 205+88= 66-248 91+47= 408+98= 11+255= 98+82= 34+427= 65-94= 69-147 81-459 455+88= 63-59= 19-123 17-366 162+90= 33+19= 23+217= 92-57= 69-164 427+87= 204+69= 34+364= 24-369 90-98= 65+66= 39-279 96-217 91-546 97+25= 87+43= 30+459= 819+87= 546+69= 65-16

3、2 99+12= 20-287 54+98= 34-427 65-15= 44+486= 405+73= 49+22= 26-53= 486+75= 97-17= 639+53= 287+57= 205+86= 124+78= 44+405= 35+217= 95+65= 85-355 31+126= 75+63= 22-728 78+39= 85+97= 79-255 10-284 66-56= 74+79= 89-11= 54-408 38-73= 52-63= 44+497= 14-287 357+99= 16+306= 33-34= 183+79= 67-68= 142-3= 92+4

4、7= 56-86= 60-64= 47+328= 89+72= 244+88= 90+42= 28+39= 182+62= 62+37= 35+255= 83+50= 40-369 38-819 70+32= 69+75= 84-287 97+99= 75+22= 20+182= 59-147 729+52= 47-67= 408+57= 38-17= 147+61= 31-122 40-64= 94+79= 59+74= 33+162= 11-182 86+31= 88+67= 48+819= 364+88= 14+549= 17+567= 16-637 89+36= 65+33= 42-4

5、8= 29+37= 34-43= 16-189 66-72= 23-72= 25+549= 26+23= 98-88= 97-255 51+88= 89-244 77+54= 284+77= 98-24= 72-728 27-244 28-46= 52-54= 12-459 102+76= 126-2= 49-45= 96-21= 87+46= 83-56= 63+34= 93-35= 55+32= 61+96= 32+648= 287+59= 75-73= 728+80= 67-96= 55+63= 284+72= 408+79= 56-17= 39-19= 357+68= 21+328=

6、24-567 79+34= 55+45= 41+189= 89-72= 91-77= 66+69= 567+65= 95-33= 59-182 58-11= 96-357 87-55= 213+81= 82+18= 39-182 91+67= 94-408 546+59= 87-34= 88-56= 41+162= 96-147 59+46= 105+99= 91-455 87+23= 56-28= 48-74= 16+355= 63+47= 95+66= 49+155= 99+82= 78-38= 98+49= 77-155 96-99= 79-47= 12+246= 94+26= 51-7

7、29 85+28= 49-59= 92-67= 43+12= 96+17= 94+94= 66+88= 85+25= 95-92= 637-4= 284+68= 497+86= 455+95= 164+67= 47+44= 426-2= 77-95= 94+96= 26+15= 459+59= 63-13= 82+29= 92-75= 84-99= 91+25= 97-45= 33-459 39-639 14+183= 44+369= 37-408 94-357 69-21= 50+427= 63+97= 78-126 48-357 14+244= 31+273= 25+126= 90-355

8、 87-42= 51+52= 71-94= 40+567= 639+54= 728+81= 33-246 47-20= 73-366 729+93= 33+18= 49-72= 78+59= 95+43= 35-93= 68-217 40-147 85+57= 51+84= 19+162= 98-186 73+23= 38+14= 34+142= 93-26= 46-123 78-25= 44+648= 53+46= 568+55= 38+357= 87-69= 21+205= 86-12= 37-65= 64+26= 79-56= 76-89= 75+64= 19-153 65+27= 54

9、-34= 93+28= 24+40= 88+26= 62-63= 164+53= 729-6= 67+16= 65-73= 53+36= 20-728 19-567 98-204 82-168 39-18= 64+49= 66-427 95-255 86-648 80-819 39-243 186+78= 90-568 162+60= 246+95= 10-243 62+23= 26+46= 102+72= 93+27= 50-369 459+95= 78+22= 57-96= 49+405= 23+546= 77+33= 33-52= 90-122 29+217= 11-186 255+63

10、= 90+23= 81-47= 96+44= 54+28= 28+246= 69-648 27-45= 89-364 95+23= 455+75= 486+97= 86+28= 16-305 96-54= 83-62= 37+405= 405+52= 51-357 279+72= 73+13= 67+23= 64-58= 52-76= 50-568 88-85= 65+38= 91-729 12+426= 86+97= 65+62= 65+94= 57-126 273+86= 95-84= 68-68= 92-306 80+59= 97-74= 88+72= 70+84= 76-306 43-

11、486 48+459= 89+29= 68+39= 97-213 355+64= 68-567 44+26= 28-82= 14-284 37-729 93+96= 546+77= 42-355 306+97= 12-183 405+95= 77-43= 36-55= 83+44= 126+66= 68+50= 82-84= 126+60= 72+58= 71-147 86+79= 44-37= 65-366 42+568= 58+72= 59+17= 74-78= 48-364 38-497 28+648= 217+59= 93+97= 80+62= 71-819 182+52= 98+89

12、= 96-153 36+205= 80+83= 96-124 56+47= 29+41= 24-45= 29+44= 61+74= 67-279 497+88= 38+23= 29+155= 549+55= 82-65= 37-10= 75+36= 26-54= 97-11= 56-567 68+53= 546-9= 73+12= 79+76= 12-567 70+59= 44+255= 70+78= 13+459= 26-366 59-488 47+105= 71+55= 69-66= 45-44= 94+87= 42+204= 72+23= 13+255= 59+22= 85-155 42

13、+255= 78-124 24+186= 35+568= 92-68= 11-217 39-74= 38-84= 98+15= 86-24= 29-405 97-29= 13-819 69-246 142+60= 55-46= 79-63= 22-637 93+26= 93-85= 64-77= 99-58= 70-83= 189+61= 183+73= 38-567 64+28= 64-62= 57-35= 74-45= 80-366 59+57= 459+84= 55+88= 76-366 67-79= 42-639 124+62= 96-42= 27-123 45+284= 60+37=

14、 69+27= 62+28= 99-92= 82-124 18-123 366+60= 83+62= 18-426 52+48= 50+324= 44+186= 72+95= 35+204= 84-66= 41+497= 162+79= 34-54= 90-426 81+43= 95+54= 90+73= 21+637= 89-488 23+13= 34+328= 69+86= 58+85= 85+39= 19+287= 87+37= 22+43= 84+65= 98+38= 69-64= 51+87= 32+24= 51+23= 74-39= 73+86= 22-408 306+73= 20

15、-567 97+58= 27+427= 69-44= 69+21= 36+39= 74+35= 73+68= 27+13= 59+13= 35-46= 306+60= 80-98= 71+58= 50+455= 90-284 60-155 81+99= 47+30= 53+52= 78+44= 328+64= 74-16= 93+15= 73-44= 22-162 98-155 355+74= 16+168= 92+26= 63+35= 56-255 79-648 90+76= 58+75= 64-93= 47+427= 69-182 48-11= 54-567 78-324 30-324 7

16、7+24= 205+80= 273+97= 95-366 39+246= 14+366= 69-49= 32-48= 369+82= 37-204 729+60= 11-205 98-93= 306+53= 66+11= 51+96= 54+49= 43+357= 48-243 38+204= 147+77= 24+459= 54+24= 15-408 648+84= 13-248 43+34= 66-31= 98-22= 87+14= 17+102= 147+99= 34+40= 497+55= 73+69= 83-426 58-64= 31+549= 72-364 71+23= 18+28

17、4= 59-728 13-568 57-324 32-123 243+84= 78-42= 79-74= 637+71= 186+76= 89-67= 67-182 15+637= 19+126= 426+61= 84+48= 84+69= 37-11= 87+66= 76-88= 66-168 39+46= 95-86= 54+49= 42-328 77+41= 182-3= 255+66= 80+67= 87-76= 427+68= 96-44= 36+729= 91-162 244+65= 12-306 84-105 48+213= 70-79= 63+84= 21-189 75-819

18、 86+18= 32+204= 69+48= 77-29= 89+56= 48-273 73+34= 82-155 97-52= 63+19= 324+90= 52-74= 142+57= 82-48= 126+69= 69+37= 50+568= 459+94= 92-43= 33+305= 37-73= 95+32= 78+78= 66-306 64-21= 459+87= 37+105= 48-34= 68-366 28-93= 38-408 61-497 56-64= 97-217 92+13= 27-63= 73-328 70+38= 67-34= 45+124= 36-243 60

19、+36= 86+33= 79+32= 65+77= 49-183 35-546 96+24= 62+27= 76+76= 39-364 168+61= 42+142= 67-729 408+72= 28+34= 63-96= 23+243= 64+62= 48-57= 186+53= 36-94= 455+52= 20-366 94-25= 93+24= 79-164 324+85= 33+279= 72-47= 58-28= 14-189 728+52= 75-13= 59+12= 328+61= 65-306 12+255= 11-729 62+29= 89+83= 164+95= 53+

20、47= 36-53= 99+96= 497+77= 123+88= 36-74= 64-38= 51-648 324-5= 427+54= 93-67= 62-426 21+105= 14+426= 26+648= 10-124 122+63= 36+19= 17+427= 29+27= 34-10= 65+49= 455+83= 48+183= 58-126 66+35= 29+244= 47+729= 427+79= 324+67= 98-62= 74-405 73-279 55+37= 84-39= 56+46= 51-328 94-568 62-85= 28+105= 87+89= 7

21、7-44= 97-305 30+305= 83-164 497+73= 96+12= 74+66= 69-62= 89+67= 56-42= 72-93= 79-52= 22+459= 213+66= 66+74= 28-16= 59-73= 86-205 77+37= 19-142 48+243= 24-639 213+56= 27-182 65-186 80+36= 25-568 54-102 60+23= 126+68= 97+32= 69-567 79+69= 49-73= 49-244 46-255 48-83= 97-153 75+27= 51+48= 53+89= 49-27=

22、25+455= 94+29= 65+37= 11+153= 486+52= 183+93= 50+426= 88-66= 60+35= 93-22= 90-42= 52-189 88-43= 63-205 49+142= 189+83= 82-78= 89-122 26-43= 164+72= 63-244 639-7= 41-639 82+56= 366+78= 70-92= 34-83= 11+162= 96+93= 67+33= 69+88= 72+45= 17+426= 87-79= 72+63= 75-85= 217+68= 54-427 89-168 35+427= 81-67=

23、77-49= 62-87= 58+46= 57+41= 87-306 50-58= 97+48= 36-35= 96+57= 60-819 94-162 25-153 355-2= 71-76= 76-36= 77+32= 546+95= 639+65= 29-42= 69-546 284+75= 189+68= 62+45= 122+69= 63-47= 546+89= 52-162 69-14= 59-43= 73+45= 549+53= 40+287= 73+76= 38-54= 90-305 217+74= 91-427 20+549= 74-88= 639+60= 27+122= 43-76= 59-93= 279+57= 18-639 28-11= 74