《2025年口算训练二年级数学上册人教版双色升级版》

 第136片
$37+45=$
$82-19=$
$5×4=$
$36÷6=$
$56+28=$
$93-47=$
$2×6=$
$18÷6=$
$24+69=$
$75-36=$
$4×5=$
$25÷5=$
$48+27=$
$61-28=$
$3×6=$
$30÷5=$
$39+58=$
$84-55=$
$(\quad)×4=16$
$67+(\quad)=100$
$12÷(\quad)=6$
$(\quad)+18=59$

答案： 解析：这些题目主要考查基础的算术运算，包括加法、减法、乘法和除法。
答案：
$37 + 45 = 82$
$82 - 19 = 63$
$5 × 4 = 20$
$36 ÷ 6 = 6$
$56 + 28 = 84$
$93 - 47 = 46$
$2 × 6 = 12$
$18 ÷ 6 = 3$
$24 + 69 = 93$
$75 - 36 = 39$
$4 × 5 = 20$
$25 ÷ 5 = 5$
$48 + 27 = 75$
$61 - 28 = 33$
$3 × 6 = 18$
$30 ÷ 5 = 6$
$39 + 58 = 97$
$84 - 55 = 29$
$(4) × 4 = 16$
$67 + (33) = 100$
$12 ÷ (2) = 6$
$(41) + 18 = 59$

 第137片
$29+54=$
$76-38=$
$6×3=$
$24÷4=$
$45+37=$
$91-29=$
$3×4=$
$15÷5=$
$18+63=$
$87-48=$
$5×2=$
$30÷6=$
$52+29=$
$64-27=$
$9÷3=$
$12÷2=$
$33+49=$
$70-35=$
$56+(\quad)=94$
$(\quad)×6=24$
$83-(\quad)=47$
$24÷(\quad)=4$

答案： 解析：这些题目主要考查基础的算术运算，包括加法、减法、乘法和除法。对于每一道题，我们直接进行计算即可。最后一题是简单的代数方程，需要通过逆向运算求解未知数。
答案：
$29 + 54 = 83$
$76 - 38 = 38$
$6 × 3 = 18$
$24 ÷ 4 = 6$
$45 + 37 = 82$
$91 - 29 = 62$
$3 × 4 = 12$
$15 ÷ 5 = 3$
$18 + 63 = 81$
$87 - 48 = 39$
$5 × 2 = 10$
$30 ÷ 6 = 5$
$52 + 29 = 81$
$64 - 27 = 37$
$9 ÷ 3 = 3$
$12 ÷ 2 = 6$
$33 + 49 = 82$
$70 - 35 = 35$
$56 + (38) = 94$
$(4) × 6 = 24$
$83 - (36) = 47$
$24 ÷ (6) = 4$

$38+57=$95
$85-46=$39
$4×6=$24
$20÷4=$5
$27+65=$92
$94-38=$56
$2×5=$10
$12÷2=$6
$49+32=$81
$73-44=$29
$6×4=$24
$18÷3=$6
$56+18=$74
$6÷1=$6
$5×3=$15
$24÷6=$4
$44+39=$83
$80-53=$27
67$-39=28$
$5×$6$=30$
37$+48=85$
$10÷$5$=2$

答案： 解析：这些题目主要考查基础的算术运算，包括加法、减法、乘法和除法。同时，还涉及到了简单的填空题，需要用到逆向思维。
答案：
$38 + 57 = 95$
$85 - 46 = 39$
$4 × 6 = 24$
$20 ÷ 4 = 5$
$27 + 65 = 92$
$94 - 38 = 56$
$2× 5 = 10$
$12 ÷ 2 = 6$
$49 + 32 = 81$
$73 - 44 = 29$
$6 × 4 = 24$
$18 ÷ 3 = 6$
$56 + 18 = 74$
$6 ÷ 1 = 6$
$5 × 3 = 15$
$24 ÷ 6 = 4$
$44 + 39 = 83$
$80 - 53 = 27$
$(67) - 39 = 28$
$5 × (6) = 30$
$(37) + 48 = 85$
$10 ÷ (5) = 2$