1. 直接写出得数。
$56+8=$
$82-46=$
$100-76=$
$64÷8÷4=$
$45-9=$
$56+29=$
$20×4=$
$36+38+17=$
$80÷8=$
$16÷8=$
$2×34=$
$840-60-80=$
$8×9=$
$84÷4=$
$370+420=$
$45÷5×9=$
$7×4=$
$4×11=$
$3×33=$
$40-5×5=$
$9×7=$
$5×4=$
$10×7=$
$220-20×3=$
$66+25=$
$730-650=$
$3×12=$
$27÷(27÷9)=$
$420-70=$
$2×24=$
$3×32=$
$(82-62)×4=$

1. 64
36
24
2
36
85
80
91
10
2
68
700
72
21
790
81
28
44
99
15
63
20
70
160
91
80
36
9
350
48
96
80

2. 计算下面各题。
$212 - 14 × 2$
$(546 - 510) ÷ 6$
$132 - 36 ÷ 3$
$56 ÷ (275 - 267)$
$3 × 13 + 256$
$5 × (765 - 754)$

2. 184
6
120
7
295
55

(1) $\bigstar + \bigstar + \bigstar + \bigstar = 88$
$◯ × (\bigstar + \bigstar) = 88$
$(\bigstar - ◯) × ◯ = (\quad)$
(2) $□ + □ + ◯ + ◯ = 360$
$□ + □ + ◯ = 200$
$□ = (\quad)$
$◯ = (\quad)$

(1) 40
(2) 20 160