Tính:
5 × 3 + 5 = ........ = ........
28 : 4 + 13 = ........ = ........
4 × 9 − 16 = ........ = ........
5 × 3 + 5 = 15 + 5 = 20
28 : 4 + 13 = 7 + 13 = 20
4 × 9 − 16 = 36 − 16 = 20
-- Mod Toán 2
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