147+53=16×5 =124+6×5 =176+24=171-8×6 =252+39=27×5 =287-7×5 =234+62=266-6×7 =360-46=31×8 =345-1×8 =367-38=344-1×4 =415+19=42×9 =434-2×9 =455-16=461-8×6 =574+18=52×5 =515-2×5 =535+19=536-3×3 =653+46=68×5 =632+8×5 =636+38=663-6×5 =776-43=79×5 =742+9×5 =726+48=781-4×6 =887-56=88×7 =832-8×1 =876+16=851-7×3 =927+53=97×5 =973-7×5 =975-46=992-9×7 =10 56-26=10 7×2 =10 22-7×2 =10 59+23=10 98-2×6 =11 52+17=11 3×4 =11 41-3×4 =11 58+14=11 54-2×2 =12 38+56=12 2×4 =12 63-2×4 =12 24+37=12 23-7×1 =13 57+15=13 6×9 =13 42+6×9 =13 45+36=13 17-5×3 =14 49+16=14 3×1 =14 76-3×1 =14 55+26=14 63-9×6 =15 25+56=15 4×3 =15 92-4×3 =15 73-29=15 34-9×3 =16 29+66=16 6×5 =16 6+6×5 =16 64-16=16 54-5×6 =17 36+56=17 7×6 =17 77-7×6 =17 56+26=17 48-8×2 =18 63-59=18 6×9 =18 67-6×9 =18 36+45=18 2-5×1 =19 85-36=19 6×5 =19 20+6×5 =19 32+49=19 44-7×5 =20 64-25=20 4×4 =20 5+4×4 =20 98-53=20 89-6×8 =小学二年级数学上册 口算 练习题 （每日20题）小学二年级数学上册 口算 练习题 （每日20题）129+39=19×7 =182-9×1 =131+38=141-3×3 =233+53=29×1 =218-9×1 =251+29=26×8-27 =346+3=39×3 =369-1×3 =316+38=39×8-63 =469+19=46×3 =483-9×3 =480+7=49×6-33 =58×6 =529+67=579-56=595-89=542+6×9 =61×1 =656+24=665+32=680-56=676-3×1 =71×4 =766-36=784-36=771+26=792-4×3 =88×6 =855+29=864+36=869+26=86+6×5 =93×3 =954+28=965+25=958-46=977-7×6 =10 6×5 =10 39+36=10 37+32=10 25+57=10 67-6×9 =11 4×6 =11 13+79=11 84-56=11 46+37=11 60-6×5 =12 7×3 =12 39+21=12 61+22=12 29+42=12 5+4×4 =13 9×7 =13 78-56=13 63+28=13 52+38=13 82-9×1 =14 2×6 =14 29+36=14 45+25=14 36+28=14 18-9×1 =15 2×2 =15 80-24=15 93-65=15 88-56=15 69-9×3 =16 7×1 =16 51-15=16 97-58=16 36+36=16 83-9×3 =17 5×3 =17 26+56=17 26+58=17 61+39=17 71-8×6 =18 9×6 =18 60-32=18 29+74=18 64+36=18 98-2×...
