7
$30 + 28×3 =$
把下面每组算式列成综合算式
$13×(4 + 60) =$
(1) $6×9 = 54$
$400÷(42 - 37) =$
$100 - 54 = 46$
$35×(94 - 88) =$

$240 - 80 + 245 =$
(2) $22 + 290 = 312$
$900÷60×4 =$
$312÷13 = 24$
$(80 + 90)×3 =$

$420÷70×62 =$
(3) $88 - 38 = 50$
$700 - 14×50 =$
$26×50 = 1300$
$610 + 100÷5 =$

$(58 + 32)÷6 =$
(4) $24 + 38 = 62$
$(780 - 130)÷50 =$
$62×7 = 434$
$800÷(75 + 25) =$

$(210 - 150)×92 =$
(5) $60÷3 = 20$
$16×50 + 130 =$
$42×20 = 840$
$91 - (19 + 12) =$

$280÷(73 - 66) =$
(6) $24÷3 = 8$
$(50 + 20)×28 =$
$120÷8 = 15$
$680 + (450 - 170) =$

$75 + 25 - 14×7 =$
$80 + 40×9÷3 =$
$120÷6×9÷3 =$
$(100 - 35)÷5 + 5 =$
$80×4÷4 + 20 =$
$48×2÷6 - 10 =$
$40×(2 + 7)÷6 =$
$490÷7 - (25×2) =$
$38 + (27×2 - 50) =$
$100 - 62÷2×3 =$
$3×(12 + 58)÷2 =$
$(65 - 5) + 75÷3 =$
$96÷(64÷8) - 12 =$
$40 - 48÷8 + 30 =$
$90 - (9 + 81÷9) =$
$15×4 + 63÷3 =$
$(50 + 22)÷8 - 9 =$
$21 + (13×5 - 18) =$
$12÷(60÷5) + 54 =$
时间()
评价

(1)100-6×9
(2)(22+290)÷13
(3)26×(88-38)
(4)(24+38)×7
(5)42×(60÷3)
(6)120÷(24÷3)