Câu b là tìm hai số có tổng là số lớn nhất có 04 chữ số, biết số bé nhỏ hơn số lớn nhất là 111 đơn vị . Giúp mình bài này ngay nhé cảm ơn

2 câu trả lời

Đáp án: số lớn 5055 số bé 4944

Giải thích các bước giải:

Ta có tổng 2 số là số lớn nhất có 4 chữ số

=>tổng hai số là 9999

=> số lớn=(9999+111)/2=5055

số bé =(9999-111)/2=4944

tổng là 9999

số bé là

(9999-111):2=4944

số lớn là

(9999=111) :2=5055

đáp số:

số bé: 4944

số lớn: 5055

bạn viết vậy dc hơn ko

Câu hỏi trong lớp Xem thêm

This is John . He’s a teacher. He’s old and a little fat. He has short black hair. He works at the school. He teaches English. Every day he gets up at half past six in the morning. He takes a shower and puts on a shirt and tie. Then he eats breakfast at seven o’clock. At half past seven, he rides his motorcycle to school. Tony starts work at eight o’clock. He cleans the classroom. Then, he talks with his students’ parents. He starts teaching at nine o’clock. At twelve o’clock, he eats lunch. He teaches again in the afternoon. He goes home at half past four. In the evening, he feeds his goldfish and he watches TV. He eats dinner at half past six. Then he corrects students’ homework. At ten o’clock, he goes to bed. 1. What’s his name? …………………………………………………………………….. 2. What does he look like ? …………………………………………………………………….. 3. What time does he get up ? …………………………………………………………………….. 4. What time does he eat breakfast ? …………………………………………………………………….. 5. What time does he go home ? …………………………………………………………………….. 6. What time does he eat dinner? …………………………………………………………………….. 7. What time does he go to bed? …………………………………………………………………….. 8. What does he do in the evening ? ……………………………………………………………………..

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