125×88 978-96-78 475-233-167+125
49×99+49 164-(72-36) [(56-42)×45]÷21
32×63-8 (56+104)÷2 325÷5×9
(519-463)÷7 988+2×56 764-109-91
22×45÷6 (502+128)÷5 800-16×34
56×(98-49) 765÷5÷3 7000-67×47