Show how to make one addend the next ten number. complete the new addition sentence.
6) 18+3=___ ___+___=___
7) 27+24=___ ___+___=___
18+3 = 20 + 1 = 21
27 + 4 = 30 + 1 = 31
practice by drawing the problem on a number line.
To make one addend the next ten number, you simply add 10 to the given number.
Let's solve the first addition sentence:
1) 18 + 3 = ___
To make 3 the next ten number, we need to add 10 to it.
3 + 10 = 13
So, the complete new addition sentence is:
18 + 3 = 18 + 10 = 28
Now let's solve the second addition sentence:
2) 27 + 24 = ___
To make 24 the next ten number, we add 10 to it.
24 + 10 = 34
So, the complete new addition sentence is:
27 + 24 = 27 + 10 = 37 + 4 = 41