8×5-635 (3+5)×118 20-4×44
(20÷4)×210 386×6+3 1632÷4×1
54(63)=6 8194=36
78(2830)=20 (2817) 9=5
3×8= 25-7= 32+10= 72÷9= .
4×8-5= 4-4×0= (4-4)×3= .
10+9×9=9×(4-2)= 8×3÷6= .
35-8×4 (8×5)-13 45÷5-5
4 3 27
(36÷6)÷2 16-3×4 51-8×3
□○□○□=□
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