666.66×7778+333.33×4444
问题描述:
666.66×7778+333.33×4444
答
666.66×7778+333.33×4444=666.66×7778+333.33×2×2222
=666.66×7778+666.66×2222
=666.66×(7778+2222)
=666.66×10000
=6666600
答
6666600
答
666.66x7778+333.33x4444
=2×333.33×7778+333.33x4444
=333.33×(15556+4444)
=333.33×20000
=6666600