1, one plus nine, next to ten; Two plus eight, ten climbs; Three plus seven, fourteen is good; Four plus six, ten comes; Five plus five is exactly ten.
2, 19 19, good friend, 2828, hand in hand, 3737 is really close, and 4646 will go together. 50% to 50%, 10% is not a worry. Look at large numbers, divide them into decimals, make up ten, and add up the remainder. Remember large numbers in your mind and decimals in your hand.
3. One plus nine, ten tadpoles, two plus eight, ten old ducks, three plus seven, ten old hens, four plus six, ten golden monkeys, five plus five, ten big tigers. Think of 1 when you see 9, 2 when you see 8, 3 when you see 7, and 4 when you see 6. When you see the big corner decimal system, switch the two numbers first.
There are several ways for children to learn numbers:
1, Numbers Games: Help children learn numbers by playing numbers games. For example, you can use cards or dice to teach children to know numbers, and you can also use various digital puzzles, Sudoku and other games to improve children's digital awareness and computing ability.
2. Digital ballads: Let children learn numbers in singing with simple and easy-to-understand digital ballads, which can not only improve their memory and understanding of numbers, but also enhance their interest and hobby in music.
3. Digital card: Write the numbers on the card. Through observation, comparison and classification, let the children gradually master the numbers and be able to distinguish the size, color and other attributes.
4. Digital stories: Write or choose some stories about numbers, so that children can learn numbers in reading and better understand the meaning, function and application of numbers.
5. Digital pictures: By drawing or coloring, children can know numbers in their creativity and imagination, which can help them understand the shapes and characteristics of numbers more intuitively.
In short, in the process of children learning numbers, we should combine various methods, teach students in accordance with their aptitude and proceed from reality, so that children can gradually master digital skills in a relaxed and happy atmosphere.