脱式计算.(1)120×3×5 (2)(36+24)×7 (3)350+15×4 (4)72÷9×25 (5)215-35×4 (6

2024-10-29 11:22:02
推荐回答(1个)
回答(1):

(1)120×3×5
=360×5
=1800;

(2)(36+24)×7
=60×7
=420;

(3)350+15×4
=350+60
=410;

(4)72÷9×25
=8×25
=200;

(5)215-35×4
=215-140
=75;

(6)754×(2×3)
=754×6
=4524.