a) 9341 × 3 – 12537 = …………………
= …………………
b) 43415 + 2537 × 5 = …………………
= …………………
c) 453 × 7 + 12673 = ……………………
=……………………
d) 82375 – 4975 × 9 = …………………
= …………………
a) 9341 × 3 – 12537 = 28023 – 12537
= 15486
b) 43415 + 2537 × 5 = 43415 + 12685
= 56100
c) 453 × 7 + 12673 = 3171 + 12673
= 15844
d) 82375 – 4975 × 9 = 82375 – 44775
= 37600
-- Mod Toán lớp 4