二年级下册万以内加减法口算
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创作编号:BG7531400019813488897SX 创作者: 别如克*
520+490= 620-570= 1170-280=
470+580= 720-590= 580+230=
598+204= 357+448= 250+380=
1072-353= 560-390= 473+218=
276+361= 358+587= 743-489=
180+250= 530+290= 950-570=
450-360= 280+540= 854-180=
850-580= 350+160= 840-560=
465-396= 602-314= 705-538=
523-239= 725-536= 505-356=
801-309≈ 202+196≈ 508+198≈
1198-223≈ 959-357≈ 249+123≈
1390+653≈ 999-303≈ 401+189≈
452+349≈ 942-601≈ 392-182≈
301+288≈ 653-381≈ 552+749≈
520+490= 620-570= 1170-280=
470+580= 720-590= 580+
230=
598+204= 357+448= 250+380=
1072-353= 560-390= 473+218=
276+361= 358+587= 743-489=
180+250= 530+290= 950-570=
450-360= 280+540= 854-180=
850-580= 350+160= 840-560=
465-396= 602-314= 705-538=
523-239= 725-536= 505-356=
创作编号:BG7531400019813488897SX 创
作者: 别如克*
801-309≈ 202+196≈ 508+198≈
1198-223≈ 959-357≈ 249+123≈
1390+653≈ 999-303≈ 401+189≈
452+349≈ 942-601≈ 392-182≈
301+288≈ 653-381≈ 552+749≈
520+490= 620-570= 1170-280=
470+580= 720-590= 580+230=
598+204= 357+448= 250+380=
1072-353= 560-390= 473+
218= 276+361= 358+587= 743-489=
180+250= 530+290= 950-570=
450-360= 280+540= 854-180=
850-580= 350+160= 840-560=
465-396= 602-314= 705-538=
523-239= 725-536= 505-356=
801-309≈ 202+196≈ 508+198≈
1198-223≈ 959-357≈ 249+123≈
1390+653≈ 999-303≈ 401+
189≈
452+349≈ 942-601≈ 392-182≈
301+288≈ 653-381≈ 552+749≈
580+250-470 650+590-580 = = = = 950-570+570 450-360+250
= = = = 224-130+640 350-180+647
= = = = 370+160-280 350-160-190
= = = =
762-314+218 700-557+344 = = = =
503-239+247 712-536+524 = = = =
创
作编号:BG7531400019813488897SX
创
作者: 别如克*
460+280-350 630+290-470
= =
= =
980-570+490 450-
360+580
= =
= =
294-130+270 350-
180+480
= =
= =
370+160-250 240-
160+550
= =
= =
666-354+254 700-538+256
= =
= =
543-239+548 728-536+265
= =
580+250-470 650+590-580
= =
= =
950-570+570 450-
360+250 = = = = 224-130+640 350-180+647 = = = = 370+160-280 350-160-190 = = = = 762-314+218 700-557+344 = = = = 503-239+247 712-536+524 = = = = 460+280-350 630+290-470 = = = = 980-570+490 450-360+580 = = = = 294-130+270 350-180+480 = = = = 370+160-250 240-160+550 = = = = 666-354+254 700-538+256 = = = =
543-239+548 728-536+265 = = 580+250-470
650+590-580 = =
= = 950-570+570 450-360+250 = = = = 224-130+640 350-180+647 = = = = 370+160-280 350-160-190 = = = = 762-314+218 700-557+344 = = = = 503-239+247 712-536+524 = = = = 460+280-350 630+290-470 = = = = 980-570+490 450-360+580 = =