a) Tính: 300 ml + 400 ml 7 ml x 4 500 ml – 200 ml
Giải thích
a)
300 ml + 400 ml = 700 ml 500 ml – 200 ml = 300 ml | 7 ml x 4 = 28 ml 40 ml : 8 = 5 ml |
b)
300 ml + 700 ml = 1 l
600 ml + 40 ml < 1 l
1 l > 200 ml × 4
1 l > 1 000 ml – 10 ml
a)
300 ml + 400 ml = 700 ml 500 ml – 200 ml = 300 ml | 7 ml x 4 = 28 ml 40 ml : 8 = 5 ml |
b)
300 ml + 700 ml = 1 l
600 ml + 40 ml < 1 l
1 l > 200 ml × 4
1 l > 1 000 ml – 10 ml