您好,今日西西来为大家解答以上的问题。三年级下册数学计算题大全300道带答案，实时快讯三年级下册数学计算题100道电子版相信很多小伙伴还不知道,现在让我们一起来看看吧！
1、900÷30 12×40 480÷80 16×6 12×7 420÷60 100×26 2400＋300 5600÷70 320＋780 90÷18 16×25 480＋30 300－25×4 100－72÷8 689×5≈ 5430÷9≈ 3976÷8≈ 2080×4≈ 260×8≈25 -15 -80 = 10 -80 = -70 26 -6 -64 = 20 -64 = -44 27 + 3 -48 = 30 -48 = -18 28 + 12 -32 = 40 -32 = 8 29 + 21 -16 = 50 -16 = 34 30 + 30 + 0 = 60 + 0 = 60 31 + 39 + 16 = 70 + 16 = 86 32 + 48 + 32 = 80 + 32 = 112 33 + 57 + 48 = 90 + 48 = 138 34 + 66 + 64 = 100 + 64 = 164 35 + 75 + 80 = 110 + 80 = 190 36 + 84 + 96 = 120 + 96 = 216 37 + 93 + 112 = 130 + 112 = 242 38 + 102 + 128 = 140 + 128 = 268 39 + 111 + 144 = 150 + 144 = 294 40 -30 -140 = 10 -140 = -130 41 -21 -124 = 20 -124 = -104 42 -12 -108 = 30 -108 = -78 43 -3 -92 = 40 -92 = -52 44 + 6 -76 = 50 -76 = -26 45 + 15 -60 = 60 -60 = 0 46 + 24 -44 = 70 -44 = 26 47 + 33 -28 = 80 -28 = 52 48 + 42 -12 = 90 -12 = 78 49 + 51 + 4 = 100 + 4 = 104 50 + 60 + 20 = 110 + 20 = 130 51 + 69 + 36 = 120 + 36 = 156 52 + 78 + 52 = 130 + 52 = 182 53 + 87 + 68 = 140 + 68 = 208 54 + 96 + 84 = 150 + 84 = 234 55 -45 -200 = 10 -200 = -190 56 -36 -184 = 20 -184 = -164 57 -27 -168 = 30 -168 = -138 58 -18 -152 = 40 -152 = -112 59 -9 -136 = 50 -136 = -86 60 + 0 -120 = 60 -120 = -60 61 + 9 -104 = 70 -104 = -34 62 + 18 -88 = 80 -88 = -8 63 + 27 -72 = 90 -72 = 18 64 + 36 -56 = 100 -56 = 44 65 + 45 -40 = 110 -40 = 70 66 + 54 -24 = 120 -24 = 96 67 + 63 -8 = 130 -8 = 122 68 + 72 + 8 = 140 + 8 = 148 69 + 81 + 24 = 150 + 24 = 174 70 -60 -260 = 10 -260 = -250 71 -51 -244 = 20 -244 = -224 72 -42 -228 = 30 -228 = -198 73 -33 -212 = 40 -212 = -172 74 -24 -196 = 50 -196 = -146 11 3^3-5 12 4^2-34% 13 3.25-315% 14 7^3+445% 360÷[（12＋6）×5]288÷[（26－14）×8]500×6-(50×2-80)（105×12－635）÷25864÷[（27－23）×12]（45＋38－16）×24500－（240＋38×6）[64－（87－42）] ×15（845－15×3）÷1612×[（49－28）÷7]450÷[（84－48] ）÷12（58+37）÷（64-9×5）95÷（64-45）178-145÷5×6+42812-700÷（9+31×11）85+14×（14+208÷26）（284+16）×（512-8208÷18）75×27+19×2 531×870+13×310180÷30= 720÷30= 360÷30= 920÷40= 780÷60= 960÷40= 432÷24= 625÷23= 837÷43= 850÷17= 780÷26= 544÷17= 898÷28= 420÷30= 780÷20= 690÷30= 750÷50= 840÷60= 520÷40= 920÷23= 864÷32= 840÷24= 704÷44= 480÷32= 672÷21= 754÷58= 897÷39= 624÷26= 576÷18=。
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