100-24.58-35.42 43×98 26×55+47×26-2×26
25×16×125 65×102 4.13-3.66+5.87-2.34
158×[(27+54)÷9] 3600÷25÷8
312×4+188×4 125×(8×4) (72÷8+21)×3
⑴56×25×4 ⑵(125 - 40)×80
⑶37×199 + 37 ⑷79×125
425-(125+189) 25×32×125
456-109 (25+8) ×40
139×40×25
437×28 + 63×28
99×45
(90 + 25)×4
185×19 + 185
125×808