《2025年素养工具包三年级数学上册人教版》

$40+10+17=$
$43-27+10=$
$70-60+29=$
$52+30-46=$
$13+30+40=$
$90-37-18=$
$25+45-38=$
$60+11+10=$
$78-37-33=$
$30+18+30=$
$25+10+45=$
$54-34-19=$
$60-20-20=$
$80+10-76=$
$70-50+20=$
$24+46-38=$
$53-23+29=$
$28+22-40=$
$45+15-19=$
$68-68+45=$

答案： $40+10+17=67$
$43-27+10=26$
$70-60+29=39$
$52+30-46=36$
$13+30+40=83$
$90-37-18=35$
$25+45-38=32$
$60+11+10=81$
$78-37-33=8$
$30+18+30=78$
$25+10+45=80$
$54-34-19=1$
$60-20-20=20$
$80+10-76=14$
$70-50+20=40$
$24+46-38=32$
$53-23+29=59$
$28+22-40=10$
$45+15-19=41$
$68-68+45=45$

$40÷8=$
$7×3=$
$9×4=$
$18÷3=$
$5×7=$
$32÷4=$
$9×2=$
$8×3=$
$4×7=$
$5×4=$
$63÷7=$
$3×5=$
$24÷6=$
$6×7=$
$7×7=$
$4×4=$
$24÷8=$
$6×5=$
$36÷6=$
$2×5=$

答案： $40÷8=5$
$7×3=21$
$9×4=36$
$18÷3=6$
$5×7=35$
$32÷4=8$
$9×2=18$
$8×3=24$
$4×7=28$
$5×4=20$
$63÷7=9$
$3×5=15$
$24÷6=4$
$6×7=42$
$7×7=49$
$4×4=16$
$24÷8=3$
$6×5=30$
$36÷6=6$
$2×5=10$

$72÷9×8=$
$6×6÷4=$
$24÷8÷3=$
$32÷8×8=$
$3×1×9=$
$81÷9×2=$
$6×2÷4=$
$32÷8÷1=$
$2×4×7=$
$36÷4×7=$
$36÷9×5=$
$72÷8÷3=$
$3×2×5=$
$6×6÷9=$
$54÷9×7=$
$40÷8÷5=$
$36÷9×8=$
$4×2×7=$
$72÷9×7=$
$48÷8÷3=$

答案： 1. $72 ÷ 9 × 8$
$ = 8 × 8$
$ = 64$
2. $6 × 6 ÷ 4$
$ = 36 ÷ 4$
$ = 9$
3. $24 ÷ 8 ÷ 3$
$ = 3 ÷ 3$
$ = 1$
4. $32 ÷ 8 × 8$
$ = 4 × 8$
$ = 32$
5. $3 × 1 × 9$
$ = 3 × 9$
$ = 27$
6. $81 ÷ 9 × 2$
$ = 9 × 2$
$ = 18$
7. $6 × 2 ÷ 4$
$ = 12 ÷ 4$
$ = 3$
8. $32 ÷ 8 ÷ 1$
$ = 4 ÷ 1$
$ = 4$
9. $2 × 4 × 7$
$ = 8 × 7$
$ = 56$
10. $36 ÷ 4 × 7$
$ = 9 × 7$
$ = 63$
11. $36 ÷ 9 × 5$
$ = 4 × 5$
$ = 20$
12. $72 ÷ 8 ÷ 3$
$ = 9 ÷ 3$
$ = 3$
13. $3 × 2 × 5$
$ = 6 × 5$
$ = 30$
14. $6 × 6 ÷ 9$
$ = 36 ÷ 9$
$ = 4$
15. $54 ÷ 9 × 7$
$ = 6 × 7$
$ = 42$
16. $40 ÷ 8 ÷ 5$
$ = 5 ÷ 5$
$ = 1$
17. $36 ÷ 9 × 8$
$ = 4 × 8$
$ = 32$
18. $4 × 2 × 7$
$ = 8 × 7$
$ = 56$
19. $72 ÷ 9 × 7$
$ = 8 × 7$
$ = 56$
20. $48 ÷ 8 ÷ 3$
$ = 6 ÷ 3$
$ = 2$

$67-38-14=$
$25+15-39=$
$44+39-27=$
$20+38+17=$
$38-26+49=$
$59+38-29=$
$72-49-11=$
$80+19-49=$
$42+28-50=$
$55+28-37=$
$75+15-30=$
$61+29-48=$
$54+38-49=$
$28+38+12=$
$33-13+49=$
$12+13+14=$
$54+26-45=$
$67-23+30=$
$98-37-41=$
$46+15-28=$

答案： 1. $67 - 38 - 14$
$67 - 38 = 29$
$29 - 14 = 15$
答案：$15$
2. $25 + 15 - 39$
$25 + 15 = 40$
$40 - 39 = 1$
答案：$1$
3. $44 + 39 - 27$
$44 + 39 = 83$
$83 - 27 = 56$
答案：$56$
4. $20 + 38 + 17$
$20 + 38 = 58$
$58 + 17 = 75$
答案：$75$
5. $38 - 26 + 49$
$38 - 26 = 12$
$12 + 49 = 61$
答案：$61$
6. $59 + 38 - 29$
$59 + 38 = 97$
$97 - 29 = 68$
答案：$68$
7. $72 - 49 - 11$
$72 - 49 = 23$
$23 - 11 = 12$
答案：$12$
8. $80 + 19 - 49$
$80 + 19 = 99$
$99 - 49 = 50$
答案：$50$
9. $42 + 28 - 50$
$42 + 28 = 70$
$70 - 50 = 20$
答案：$20$
10. $55 + 28 - 37$
$55 + 28 = 83$
$83 - 37 = 46$
答案：$46$
11. $75 + 15 - 30$
$75 + 15 = 90$
$90 - 30 = 60$
答案：$60$
12. $61 + 29 - 48$
$61 + 29 = 90$
$90 - 48 = 42$
答案：$42$
13. $54 + 38 - 49$
$54 + 38 = 92$
$92 - 49 = 43$
答案：$43$
14. $28 + 38 + 12$
$28 + 38 = 66$
$66 + 12 = 78$
答案：$78$
15. $33 - 13 + 49$
$33 - 13 = 20$
$20 + 49 = 69$
答案：$69$
16. $12 + 13 + 14$
$12 + 13 = 25$
$25 + 14 = 39$
答案：$39$
17. $54 + 26 - 45$
$54 + 26 = 80$
$80 - 45 = 35$
答案：$35$
18. $67 - 23 + 30$
$67 - 23 = 44$
$44 + 30 = 74$
答案：$74$
19. $98 - 37 - 41$
$98 - 37 = 61$
$61 - 41 = 20$
答案：$20$
20. $46 + 15 - 28$
$46 + 15 = 61$
$61 - 28 = 33$
答案：$33$