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Bài 1: Tính nhanh a) 798+798+798+798 b) 4times 12times 25times 5 __ ...................................................................... ........... ........... .......................... .............. ........................................................... ............................................................................................................................................................................................... C 26+26+26+26+26-100 __ ................................................................................................................................ "roor .........................................

Câu hỏi

Bài 1: Tính nhanh
a) 798+798+798+798
b) 4times 12times 25times 5
__
...................................................................... ...........	...........
..........................	.............. ...........................................................
...............................................................................................................................................................................................
C 26+26+26+26+26-100
__
................................................................................................................................
"roor .........................................
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Bài 1: Tính nhanh a) 798+798+798+798 b) 4times 12times 25times 5 __ ...................................................................... ........... ........... .......................... .............. ........................................................... ............................................................................................................................................................................................... C 26+26+26+26+26-100 __ ................................................................................................................................ "roor .........................................

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Lâm Phươngcựu binh · Hướng dẫn 11 năm

Trả lời

<img src="https://static.questionai.vn/resource/qaiseoimg/202410/al-7987981498488-8002800280021002800800080008008092-3800-tPnF1PMwlB.jpg" alt=" al $798+798-1498+488$ __ $=800-2+800-2+-800-2+100-2$ $=-800+8000+8000+800-8-0-9-2$ : 3:800 - d-2-2-2.319. $4times 28times 0.5times 4=4times 95times 49times 5$ $=100times lambda & times 5$ a. (2) "/> <br/><br>